Heart Failure - Diagnosis and Differential Diagnosis
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Diagnosis and Differential diagnosis of heart failure cases .. By Manoj Kumar , Rangaraya Medical College
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MYOCARDIAL INFARCTION-MANAGEMENT
Myocardial infarction, also known as a heart attack, results from a critical imbalance between oxygen supply and demand in the heart muscle. The primary cause is coronary artery occlusion due to atherosclerosis, vasospasm, or embolism. Symptoms may include chest pain, dyspnea, sweating, and anxiety. Diagnosis is made based on elevated cardiac enzyme levels and ECG changes. Initial treatment focuses on pain relief, oxygen, fluids, and aspirin while long-term prevention includes medications like beta-blockers, ACE inhibitors, antiplatelets, and statins to reduce risk of future heart attacks and heart failure.
acute pancreatitis
Acute pancreatitis is a condition where pancreatic enzymes leak into the pancreas and cause its auto-digestion. Common causes include gallstones, alcohol use, and idiopathic factors. Patients present with epigastric pain radiating to the back that is exacerbated by eating or lying down. Lab tests show elevated pancreatic enzymes and imaging shows changes to the pancreas. Treatment is supportive with NPO, IV fluids, pain control and monitoring for complications like necrosis, pseudocysts, shock and respiratory failure. Severe cases may require ERCP, surgery or drainage procedures.
CHF
Congestive heart failure (CHF) results from any structural or functional cardiac disorder that impairs the ventricle's ability to fill with or eject blood. It is diagnosed based on history, physical exam, chest x-ray, EKG, and echocardiogram. Treatment focuses on restoring normal cardiopulmonary physiology by using ACE inhibitors, beta-blockers, diuretics, and addressing pulmonary complications. Management involves evaluating the patient's stage of CHF and functional classification to determine appropriate pharmacotherapy and monitoring according to guidelines from the American Heart Association.
Acute coronary syndrome
Acute Coronary Syndrome (ACS) refers to a range of conditions caused by reduced blood flow in the coronary arteries. It includes Unstable Angina (UA), Non-ST-segment elevation myocardial infarction (NSTEMI), and ST-segment elevation myocardial infarction (STEMI). ACS is diagnosed based on electrocardiogram (ECG) findings and cardiac enzyme levels. STEMI shows ST elevations and enzyme elevations, while NSTEMI shows ST depressions/inversions and enzyme elevations without ST elevations. UA shows non-specific ECG changes and normal enzymes. Risk stratification systems like the TIMI score are used for NSTEMI/UA patients to guide management, which may
Myocarditis
Myocarditis is an inflammatory disease of the heart muscle that can be caused by infectious or non-infectious triggers. It has a variable clinical presentation ranging from mild symptoms to life-threatening conditions. The diagnosis is challenging due to the heterogeneity of symptoms but can involve electrocardiogram, cardiac biomarkers, echocardiogram, cardiac MRI and endomyocardial biopsy. About half of acute cases resolve in 2-4 weeks but some develop heart failure or arrhythmias. Treatment focuses on supporting heart function and managing symptoms while the disease runs its course.
Uremic Pericarditis
The document discusses uremic and dialysis-associated pericarditis. Key points include:
- Pericarditis is inflammation of the pericardium and can be caused by uremia or inadequate dialysis. It commonly causes chest pain and may develop effusions or tamponade.
- Diagnosis involves echocardiogram, EKG changes and ruling out other causes. Treatment is intensive dialysis, medications like NSAIDs or colchicine, and pericardiocentesis for large effusions or tamponade.
- Prognosis is generally good with early management but pericarditis was once common in renal failure and can still cause morbidity or mortality if
Management of Heart failure
Definition of heart failure - causes and types of heart failure - pathophysiology and risky factors for heart failure - Diagnosis clinical manifestations and investigations and classification of heart failure- treatment of chronic heart failure
Also Acute heart failure causes - clinical picture and treatment
Hepatic encephalopathy
Portal-systemic encephalopathy is a brain disorder caused by liver dysfunction that allows toxins to reach the brain. It is characterized by alterations in mental status, neurological abnormalities, and distinctive EEG changes. The main underlying mechanism involves increased levels of ammonia in the bloodstream from the gut that are normally processed by the liver. Treatment focuses on reducing ammonia production in the colon through medications like lactulose and restricting protein intake. Prognosis depends on the underlying liver disease and can range from fully treatable acute episodes to chronic and potentially fatal cases.
Recommended
MYOCARDIAL INFARCTION-MANAGEMENT
Myocardial infarction, also known as a heart attack, results from a critical imbalance between oxygen supply and demand in the heart muscle. The primary cause is coronary artery occlusion due to atherosclerosis, vasospasm, or embolism. Symptoms may include chest pain, dyspnea, sweating, and anxiety. Diagnosis is made based on elevated cardiac enzyme levels and ECG changes. Initial treatment focuses on pain relief, oxygen, fluids, and aspirin while long-term prevention includes medications like beta-blockers, ACE inhibitors, antiplatelets, and statins to reduce risk of future heart attacks and heart failure.
acute pancreatitis
Acute pancreatitis is a condition where pancreatic enzymes leak into the pancreas and cause its auto-digestion. Common causes include gallstones, alcohol use, and idiopathic factors. Patients present with epigastric pain radiating to the back that is exacerbated by eating or lying down. Lab tests show elevated pancreatic enzymes and imaging shows changes to the pancreas. Treatment is supportive with NPO, IV fluids, pain control and monitoring for complications like necrosis, pseudocysts, shock and respiratory failure. Severe cases may require ERCP, surgery or drainage procedures.
CHF
Congestive heart failure (CHF) results from any structural or functional cardiac disorder that impairs the ventricle's ability to fill with or eject blood. It is diagnosed based on history, physical exam, chest x-ray, EKG, and echocardiogram. Treatment focuses on restoring normal cardiopulmonary physiology by using ACE inhibitors, beta-blockers, diuretics, and addressing pulmonary complications. Management involves evaluating the patient's stage of CHF and functional classification to determine appropriate pharmacotherapy and monitoring according to guidelines from the American Heart Association.
Acute coronary syndrome
Acute Coronary Syndrome (ACS) refers to a range of conditions caused by reduced blood flow in the coronary arteries. It includes Unstable Angina (UA), Non-ST-segment elevation myocardial infarction (NSTEMI), and ST-segment elevation myocardial infarction (STEMI). ACS is diagnosed based on electrocardiogram (ECG) findings and cardiac enzyme levels. STEMI shows ST elevations and enzyme elevations, while NSTEMI shows ST depressions/inversions and enzyme elevations without ST elevations. UA shows non-specific ECG changes and normal enzymes. Risk stratification systems like the TIMI score are used for NSTEMI/UA patients to guide management, which may
Myocarditis
Myocarditis is an inflammatory disease of the heart muscle that can be caused by infectious or non-infectious triggers. It has a variable clinical presentation ranging from mild symptoms to life-threatening conditions. The diagnosis is challenging due to the heterogeneity of symptoms but can involve electrocardiogram, cardiac biomarkers, echocardiogram, cardiac MRI and endomyocardial biopsy. About half of acute cases resolve in 2-4 weeks but some develop heart failure or arrhythmias. Treatment focuses on supporting heart function and managing symptoms while the disease runs its course.
Uremic Pericarditis
The document discusses uremic and dialysis-associated pericarditis. Key points include:
- Pericarditis is inflammation of the pericardium and can be caused by uremia or inadequate dialysis. It commonly causes chest pain and may develop effusions or tamponade.
- Diagnosis involves echocardiogram, EKG changes and ruling out other causes. Treatment is intensive dialysis, medications like NSAIDs or colchicine, and pericardiocentesis for large effusions or tamponade.
- Prognosis is generally good with early management but pericarditis was once common in renal failure and can still cause morbidity or mortality if
Management of Heart failure
Definition of heart failure - causes and types of heart failure - pathophysiology and risky factors for heart failure - Diagnosis clinical manifestations and investigations and classification of heart failure- treatment of chronic heart failure
Also Acute heart failure causes - clinical picture and treatment
Hepatic encephalopathy
Portal-systemic encephalopathy is a brain disorder caused by liver dysfunction that allows toxins to reach the brain. It is characterized by alterations in mental status, neurological abnormalities, and distinctive EEG changes. The main underlying mechanism involves increased levels of ammonia in the bloodstream from the gut that are normally processed by the liver. Treatment focuses on reducing ammonia production in the colon through medications like lactulose and restricting protein intake. Prognosis depends on the underlying liver disease and can range from fully treatable acute episodes to chronic and potentially fatal cases.
Atrial Fibrillation
1) Atrial fibrillation is the most common cardiac arrhythmia characterized by irregular electrical activity in the atria. It increases in prevalence with age and can cause complications like heart failure, stroke, and systemic embolism.
2) Management of atrial fibrillation involves rate or rhythm control as well as long-term anticoagulation to prevent thromboembolism depending on stroke risk factors. The CHA2DS2-VASc score is used to assess this risk.
3) While antiarrhythmic drugs and cardioversion can restore normal sinus rhythm, rate control is preferred for many patients. Newer anticoagulants like dabigatran and rivar
Acute Decompensated Heart Failure
An overweight middle-aged man presented with acute shortness of breath, elevated blood pressure, coarse lung sounds, low oxygen saturation, and leg swelling. His initial evaluation found signs of severe congestive heart failure including pulmonary edema. Further assessment is needed to determine the underlying cause, guide treatment, and classify the type and severity of heart failure.
Supraventricular tachyarrythmias
This document describes different types of supraventricular tachycardias (SVTs), which are rapid heart rhythms originating above the ventricles. It defines SVTs and paroxysmal supraventricular tachycardia (PSVT), and lists common symptoms. The types of SVTs are categorized based on their origin in the sinoatrial node, atria, or atrioventricular node/junction. Each type has a distinct electrocardiogram appearance and cause, such as reentry circuits, ectopic foci, or increased node automaticity. Common examples include AV nodal reentrant tachycardia, atrial fibrillation, atrial flutter, and Wolff-Parkinson-
Dyslipidemia
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Jugular venous pressure
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Left Bundle Branch Block (LBBB)
- Left bundle branch block (LBBB) is caused by conditions that damage the left bundle branch, such as hypertension, dilated cardiomyopathy, and ischemic heart disease.
- LBBB is diagnosed based on criteria including a QRS duration of over 120ms and abnormal ST segment and T wave patterns.
- The prognosis of LBBB depends on any underlying heart conditions, with LBBB increasing the risk of mortality. LBBB may resolve temporarily following a premature ventricular contraction due to resetting of the conduction system.
Jugular Venous Pressure (JVP) Jugular Venous Pulse
The jugular venous pressure (JVP, sometimes referred to as jugular venous pulse) is the indirectly observed pressure over the venous system via visualization of the internal jugular vein. It can be useful in the differentiation of different forms of heart and lung disease.
Aortic regurgitation
The document discusses aortic regurgitation, including its anatomy, etiology, pathophysiology, epidemiology, clinical manifestations, diagnosis, and management. Key points include:
- Aortic regurgitation occurs when the aortic valve fails to close properly, allowing blood to flow back into the left ventricle during diastole.
- Causes include conditions like infective endocarditis, bicuspid aortic valve, hypertension, and Marfan syndrome.
- In acute severe cases, a rapid increase in left ventricular preload can cause pulmonary edema and cardiogenic shock. Chronic cases involve left ventricular dilation and hypertrophy to compensate for the increased preload over time.
- Physical exam may
Diagnosis of hypertension
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Approach to ascites
Approach to a pediatric patient with ascites made simplified with referrence from all standard textbooks
Sick sinus syndrome
This document defines and describes sick sinus syndrome, which is a dysfunction of the sinoatrial node that can cause abnormal heart rhythms like bradycardia, tachycardia, and alternating slow and fast rhythms. It may be caused by certain drugs, aging, or underlying heart conditions. Symptoms can include fatigue, dizziness, and fainting. Diagnosis involves an electrocardiogram showing arrhythmias. Treatment options include medications or a pacemaker if symptoms are severe. The document also briefly discusses different types of heart block.
ECG Basics
This document provides a summary of basics of electrocardiography (ECG/EKG). It discusses the history and development of ECG technology. It describes the components of a normal ECG waveform including the P, QRS, and T waves. It explains how to determine heart rate from an ECG and identify different arrhythmias based on the waveform. Key anatomical structures involved in heart's electrical conduction system are also outlined.
Pulmonary embolism ppt
The document discusses pulmonary embolism, which is the blockage of pulmonary arteries by blood clots or other materials. It defines pulmonary embolism and discusses its incidence, risk factors including deep vein thrombosis, clinical features such as chest pain and dyspnea, pathophysiology involving right heart strain, diagnostic studies, and treatment including anticoagulation with heparin and warfarin as well as surgical interventions in severe cases.
Upper Gastrointestinal bleeding
This document provides an overview of acute gastrointestinal bleeding. It defines upper gastrointestinal bleeding and discusses its causes, including variceal and non-variceal sources. Signs and symptoms are outlined. The approach involves taking a thorough history and physical exam. Key lab tests include CBC, LFTs, coagulation panels and endoscopy. Treatment depends on the bleeding source, and may include endoscopic methods, radiological embolization, surgery, or medications like PPIs and vasoactive drugs. Complications are also reviewed.
Cardiorenal Syndrome
Cardiorenal syndrome (CRS) refers to conditions where acute or chronic dysfunction of the heart or kidneys induces dysfunction of the other organ. CRS is classified into 5 subtypes depending on whether cardiac or renal dysfunction occurs first, and whether it is acute or chronic. Type 1 involves acute cardiac dysfunction leading to acute kidney injury. Type 2 involves chronic cardiac dysfunction resulting in worsening chronic kidney disease. Type 3 involves acute kidney injury leading to cardiac issues. Type 4 involves chronic kidney disease contributing to cardiac problems. Type 5 involves systemic conditions affecting both organs. Early diagnosis and treatment tailored to the CRS subtype is important for improving outcomes.
Gastro esophageal Reflux Disease (GERD) and its management
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Hepatic Encephalopathy -Pathophysiology,Evaluation And Management
Hepatic encephalopathy is a brain dysfunction caused by liver disease or portosystemic shunting. It presents as a wide range of neurological or psychiatric abnormalities from mild alterations to coma. The prevalence is 30-40% in those with cirrhosis and risk of first episode is 5-25% within 5 years of cirrhosis diagnosis. Recurrence risk after an initial episode is 40% within 1 year. Ammonia, systemic inflammation, manganese, genetics, and oxidative stress may all contribute to pathogenesis. Diagnosis involves clinical exam and testing like serum ammonia levels or neuropsychological tests on phone apps. Management involves treating precipitating factors, lactulose, antibiotics like rifaximin, and
Ascites
This document provides information on ascites including its definition, causes, diagnosis, and management. Ascites is defined as the accumulation of free fluid in the peritoneal cavity, most often caused by liver cirrhosis (75% of cases), malignancy, or heart failure. Diagnosis involves history, physical exam finding shifting dullness or fluid wave, and abdominal ultrasound or paracentesis. Initial ascites management consists of sodium restriction, diuretics, and large volume paracentesis for refractory ascites.
Cardiomyopathies
This document discusses various types of cardiomyopathies:
- Dilated cardiomyopathy is caused by an unknown etiology and results in left ventricular dilatation and systolic dysfunction. It is a common cause of heart failure.
- Hypertrophic cardiomyopathy involves abnormal thickening of the heart muscle and can lead to outflow obstruction. It is a common cause of sudden death in young athletes.
- Restrictive cardiomyopathy causes stiff ventricles and impaired ventricular filling due to disorders like amyloidosis. It presents with symptoms of right and left heart failure.
- Other rare types discussed include arrhythmogenic right ventricular dysplasia and obliterative cardiomyopathy. Diagnosis involves imaging and endomyocardial biopsy
Pericardial diseases
The document discusses various pericardial diseases including acute pericarditis, constrictive pericarditis, pericardial effusion, and cardiac tamponade. It provides details on the anatomy and functions of the pericardium, pathophysiology, clinical features, diagnostic tests, and management of these conditions. Key points include that pericardial diseases can present with non-specific symptoms, clinical suspicion is important for diagnosis, and treatment depends on underlying etiology and presence of hemodynamic compromise. Differentiating constrictive pericarditis from restrictive cardiomyopathy is important as treatment approaches differ significantly.
Heart failure diagnosis: european guidlines 2012
This document provides information on diagnosing and classifying heart failure. It discusses:
- The ACC/AHA stages of heart failure from A to D based on risk and symptoms.
- Causes of systolic and diastolic dysfunction like coronary heart disease, cardiomyopathy, hypertension.
- Evaluating a patient's history, physical exam findings, and using diagnostic tests like echocardiography, cardiac MRI, and natriuretic peptide levels to diagnose and assess heart failure.
Heartfailure
1. The 2012 Focused Update provides updated guidelines for the diagnosis and management of heart failure in adults.
2. It emphasizes the progressive nature of left ventricular dysfunction and stages of heart failure from risk to end-stage disease.
3. New mechanisms and models of heart failure are discussed, including the cardiorenal model, hemodynamic model, and neurohormonal hypothesis.
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Atrial Fibrillation
1) Atrial fibrillation is the most common cardiac arrhythmia characterized by irregular electrical activity in the atria. It increases in prevalence with age and can cause complications like heart failure, stroke, and systemic embolism.
2) Management of atrial fibrillation involves rate or rhythm control as well as long-term anticoagulation to prevent thromboembolism depending on stroke risk factors. The CHA2DS2-VASc score is used to assess this risk.
3) While antiarrhythmic drugs and cardioversion can restore normal sinus rhythm, rate control is preferred for many patients. Newer anticoagulants like dabigatran and rivar
Acute Decompensated Heart Failure
An overweight middle-aged man presented with acute shortness of breath, elevated blood pressure, coarse lung sounds, low oxygen saturation, and leg swelling. His initial evaluation found signs of severe congestive heart failure including pulmonary edema. Further assessment is needed to determine the underlying cause, guide treatment, and classify the type and severity of heart failure.
Supraventricular tachyarrythmias
This document describes different types of supraventricular tachycardias (SVTs), which are rapid heart rhythms originating above the ventricles. It defines SVTs and paroxysmal supraventricular tachycardia (PSVT), and lists common symptoms. The types of SVTs are categorized based on their origin in the sinoatrial node, atria, or atrioventricular node/junction. Each type has a distinct electrocardiogram appearance and cause, such as reentry circuits, ectopic foci, or increased node automaticity. Common examples include AV nodal reentrant tachycardia, atrial fibrillation, atrial flutter, and Wolff-Parkinson-
Dyslipidemia
this was the first lecture which i delivered as a doctor. it was about dyslipidemia. i hope you will find information valuable to you here. please read. let me know about your ideas. comment.
Jugular venous pressure
Examination, visualization, measurement, waveforms, quantification, abnormalities, hepatojugular reflux, Kussmaul's sign
Left Bundle Branch Block (LBBB)
- Left bundle branch block (LBBB) is caused by conditions that damage the left bundle branch, such as hypertension, dilated cardiomyopathy, and ischemic heart disease.
- LBBB is diagnosed based on criteria including a QRS duration of over 120ms and abnormal ST segment and T wave patterns.
- The prognosis of LBBB depends on any underlying heart conditions, with LBBB increasing the risk of mortality. LBBB may resolve temporarily following a premature ventricular contraction due to resetting of the conduction system.
Jugular Venous Pressure (JVP) Jugular Venous Pulse
The jugular venous pressure (JVP, sometimes referred to as jugular venous pulse) is the indirectly observed pressure over the venous system via visualization of the internal jugular vein. It can be useful in the differentiation of different forms of heart and lung disease.
Aortic regurgitation
The document discusses aortic regurgitation, including its anatomy, etiology, pathophysiology, epidemiology, clinical manifestations, diagnosis, and management. Key points include:
- Aortic regurgitation occurs when the aortic valve fails to close properly, allowing blood to flow back into the left ventricle during diastole.
- Causes include conditions like infective endocarditis, bicuspid aortic valve, hypertension, and Marfan syndrome.
- In acute severe cases, a rapid increase in left ventricular preload can cause pulmonary edema and cardiogenic shock. Chronic cases involve left ventricular dilation and hypertrophy to compensate for the increased preload over time.
- Physical exam may
Diagnosis of hypertension
One high reading does not mean you have high blood pressure. It is necessary to measure your blood pressure at different times, while you are resting comfortably for at least five minutes. To make the diagnosis of hypertension, at least three readings that are elevated are usually required
Approach to ascites
Approach to a pediatric patient with ascites made simplified with referrence from all standard textbooks
Sick sinus syndrome
This document defines and describes sick sinus syndrome, which is a dysfunction of the sinoatrial node that can cause abnormal heart rhythms like bradycardia, tachycardia, and alternating slow and fast rhythms. It may be caused by certain drugs, aging, or underlying heart conditions. Symptoms can include fatigue, dizziness, and fainting. Diagnosis involves an electrocardiogram showing arrhythmias. Treatment options include medications or a pacemaker if symptoms are severe. The document also briefly discusses different types of heart block.
ECG Basics
This document provides a summary of basics of electrocardiography (ECG/EKG). It discusses the history and development of ECG technology. It describes the components of a normal ECG waveform including the P, QRS, and T waves. It explains how to determine heart rate from an ECG and identify different arrhythmias based on the waveform. Key anatomical structures involved in heart's electrical conduction system are also outlined.
Pulmonary embolism ppt
The document discusses pulmonary embolism, which is the blockage of pulmonary arteries by blood clots or other materials. It defines pulmonary embolism and discusses its incidence, risk factors including deep vein thrombosis, clinical features such as chest pain and dyspnea, pathophysiology involving right heart strain, diagnostic studies, and treatment including anticoagulation with heparin and warfarin as well as surgical interventions in severe cases.
Upper Gastrointestinal bleeding
This document provides an overview of acute gastrointestinal bleeding. It defines upper gastrointestinal bleeding and discusses its causes, including variceal and non-variceal sources. Signs and symptoms are outlined. The approach involves taking a thorough history and physical exam. Key lab tests include CBC, LFTs, coagulation panels and endoscopy. Treatment depends on the bleeding source, and may include endoscopic methods, radiological embolization, surgery, or medications like PPIs and vasoactive drugs. Complications are also reviewed.
Cardiorenal Syndrome
Cardiorenal syndrome (CRS) refers to conditions where acute or chronic dysfunction of the heart or kidneys induces dysfunction of the other organ. CRS is classified into 5 subtypes depending on whether cardiac or renal dysfunction occurs first, and whether it is acute or chronic. Type 1 involves acute cardiac dysfunction leading to acute kidney injury. Type 2 involves chronic cardiac dysfunction resulting in worsening chronic kidney disease. Type 3 involves acute kidney injury leading to cardiac issues. Type 4 involves chronic kidney disease contributing to cardiac problems. Type 5 involves systemic conditions affecting both organs. Early diagnosis and treatment tailored to the CRS subtype is important for improving outcomes.
Gastro esophageal Reflux Disease (GERD) and its management
In this presentation I have tried to explain in brief about gastro esophageal Reflux Disease (GERD), its etiology, risk factors, diagnosis, and its management via pharmacotherapy.
Hepatic Encephalopathy -Pathophysiology,Evaluation And Management
Hepatic encephalopathy is a brain dysfunction caused by liver disease or portosystemic shunting. It presents as a wide range of neurological or psychiatric abnormalities from mild alterations to coma. The prevalence is 30-40% in those with cirrhosis and risk of first episode is 5-25% within 5 years of cirrhosis diagnosis. Recurrence risk after an initial episode is 40% within 1 year. Ammonia, systemic inflammation, manganese, genetics, and oxidative stress may all contribute to pathogenesis. Diagnosis involves clinical exam and testing like serum ammonia levels or neuropsychological tests on phone apps. Management involves treating precipitating factors, lactulose, antibiotics like rifaximin, and
Ascites
This document provides information on ascites including its definition, causes, diagnosis, and management. Ascites is defined as the accumulation of free fluid in the peritoneal cavity, most often caused by liver cirrhosis (75% of cases), malignancy, or heart failure. Diagnosis involves history, physical exam finding shifting dullness or fluid wave, and abdominal ultrasound or paracentesis. Initial ascites management consists of sodium restriction, diuretics, and large volume paracentesis for refractory ascites.
Cardiomyopathies
This document discusses various types of cardiomyopathies:
- Dilated cardiomyopathy is caused by an unknown etiology and results in left ventricular dilatation and systolic dysfunction. It is a common cause of heart failure.
- Hypertrophic cardiomyopathy involves abnormal thickening of the heart muscle and can lead to outflow obstruction. It is a common cause of sudden death in young athletes.
- Restrictive cardiomyopathy causes stiff ventricles and impaired ventricular filling due to disorders like amyloidosis. It presents with symptoms of right and left heart failure.
- Other rare types discussed include arrhythmogenic right ventricular dysplasia and obliterative cardiomyopathy. Diagnosis involves imaging and endomyocardial biopsy
Pericardial diseases
The document discusses various pericardial diseases including acute pericarditis, constrictive pericarditis, pericardial effusion, and cardiac tamponade. It provides details on the anatomy and functions of the pericardium, pathophysiology, clinical features, diagnostic tests, and management of these conditions. Key points include that pericardial diseases can present with non-specific symptoms, clinical suspicion is important for diagnosis, and treatment depends on underlying etiology and presence of hemodynamic compromise. Differentiating constrictive pericarditis from restrictive cardiomyopathy is important as treatment approaches differ significantly.
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Jugular Venous Pressure (JVP) Jugular Venous Pulse
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- Evaluating a patient's history, physical exam findings, and using diagnostic tests like echocardiography, cardiac MRI, and natriuretic peptide levels to diagnose and assess heart failure.
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1. The 2012 Focused Update provides updated guidelines for the diagnosis and management of heart failure in adults.
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Heart Failure - Diagnosis and Differential Diagnosis
- 1. Heart failure Diagnosis & Differential Diagnosis Manoz marwin-- 22/3/20141
- 2. Diagnosis • Routine laboratory testing • Electrocardiogram • Chest X-ray • Assessment of LV function • Biomarkers • Exercise testing 22/3/20142
- 3. Routine laboratory testing • Complete blood count • Panel of electrolytes • Blood urea nitrogen • Serum creatinine • Hepatic enzymes • Urinalysis • Fasting serum glucose • Oral glucose tolerance • Fasting lipid panel • Thyroid-stimulating hormone level Diabetic patients Dyslipidemia Thyroid abnormalities22/3/20143
- 4. Electrocardiogram (ECG) To asses cardiac rhythm To determine the presence of LV hypertrophy Old or recent MI To ascertain whether the patient may benefit from resynchronization therapy Presence or absence of Q waves QRS width 22/3/20144
- 5. Chest X-ray 22/3/20145 Cardiac size & shape State of pulmonary vasculature Identify noncardiac causes of the patient’s symptoms
- 6. Assessment of LV function 22/3/20146 • 2D echocardiogram/Doppler • Magnetic resonance imaging (MRI)
- 7. 2D echocardiogram/Doppler 22/3/20147 Provide a semiquantitative assessment of LV size & function Presence/absence of valvular and/or regional wall motion abnormalities Assess RV size & pulmonary pressures – evaluating and management of cor pulmonale The presence of left atrial dilatation and LV hypertrophy + abnormalities of LV diastolic filling provided by pulse-wave and tissue Doppler – useful for the assessment of HF with a preserved EF.
- 8. Magnetic resonance imaging (MRI) 22/3/20148 Analysis of cardiac anatomy and function Gold standard for assessing LV mass and volumes Determining the cause of HF
- 9. 22/3/20149 EF - most useful index of LV function EF - easy to measure by noninvasive testing EF - normal (>50%) – adequate systole function EF - depressed (<30-40%) – contractility depressed EF - influenced by alterations in afterload/preload Ejection Fraction
- 10. Biomarkers 22/3/201410 Adjunctive tools in diagnosis Released from failing heart Natriuretic peptides Other biomarkers B-type natriuretic peptide N- terminal pro-BNP Elevate with increase in age & renal impairment More in women Falsely low in obese patients troponin T & I c-reactive protein TNF receptors uric acid
- 11. Exercise testing 22/3/201411 Treadmill/ bicycle exercise Assessing the need for cardiac transplantation Peak oxygen uptake (Vo2) <14 ml/kg/min – poor prognosis
- 12. Differential diagnosis 22/3/201412 Non cardiac causes of • circulatory congestion secondary to abnormal sodium and water retention ( renal failure) • pulmonary edema ( acute respiratory distress syndrome) • ankle edema (varicose veins, obesity, renal disease or gravitational effect) • dyspnoea (chronic lung disease, obesity)