Surgery Resident clinical seminar on the management of a 60yr old male with upper gastrointestinal bleeding presented to the department of surgery, Niger Delta University Teaching Hospital, Okolobiri, Bayelsa State
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Approach to patient with upper GIT bleeding
Acute (UGIB) is a GIT emergency with a mortality of 4%-14% despite advances in critical care monitoring and support. Spontaneous cessation of bleeding occurs in 85% of cases. Main cause is PUD. But in Egypt variceal bleeding is the commonest.
Acute (UGIB) is a GIT emergency with a mortality of 4%-14% despite advances in critical care monitoring and support. Spontaneous cessation of bleeding occurs in 85% of cases. Main cause is PUD. But in Egypt variceal bleeding is the commonest.
Seminar present the Upper Gastrointestinal Bleeding problems
Edited by : Dr. Inzar Yassen & Dr. Ammar L. Aldwaf
in Hawler Medical Uni. collage of medicine in 14/01/2014
Iraq - Kurdistan - Erbil
micro teaching on communication m.sc nursing.pdfAnurag Sharma
Microteaching is a unique model of practice teaching. It is a viable instrument for the. desired change in the teaching behavior or the behavior potential which, in specified types of real. classroom situations, tends to facilitate the achievement of specified types of objectives.
Prix Galien International 2024 Forum ProgramLevi Shapiro
June 20, 2024, Prix Galien International and Jerusalem Ethics Forum in ROME. Detailed agenda including panels:
- ADVANCES IN CARDIOLOGY: A NEW PARADIGM IS COMING
- WOMEN’S HEALTH: FERTILITY PRESERVATION
- WHAT’S NEW IN THE TREATMENT OF INFECTIOUS,
ONCOLOGICAL AND INFLAMMATORY SKIN DISEASES?
- ARTIFICIAL INTELLIGENCE AND ETHICS
- GENE THERAPY
- BEYOND BORDERS: GLOBAL INITIATIVES FOR DEMOCRATIZING LIFE SCIENCE TECHNOLOGIES AND PROMOTING ACCESS TO HEALTHCARE
- ETHICAL CHALLENGES IN LIFE SCIENCES
- Prix Galien International Awards Ceremony
Title: Sense of Taste
Presenter: Dr. Faiza, Assistant Professor of Physiology
Qualifications:
MBBS (Best Graduate, AIMC Lahore)
FCPS Physiology
ICMT, CHPE, DHPE (STMU)
MPH (GC University, Faisalabad)
MBA (Virtual University of Pakistan)
Learning Objectives:
Describe the structure and function of taste buds.
Describe the relationship between the taste threshold and taste index of common substances.
Explain the chemical basis and signal transduction of taste perception for each type of primary taste sensation.
Recognize different abnormalities of taste perception and their causes.
Key Topics:
Significance of Taste Sensation:
Differentiation between pleasant and harmful food
Influence on behavior
Selection of food based on metabolic needs
Receptors of Taste:
Taste buds on the tongue
Influence of sense of smell, texture of food, and pain stimulation (e.g., by pepper)
Primary and Secondary Taste Sensations:
Primary taste sensations: Sweet, Sour, Salty, Bitter, Umami
Chemical basis and signal transduction mechanisms for each taste
Taste Threshold and Index:
Taste threshold values for Sweet (sucrose), Salty (NaCl), Sour (HCl), and Bitter (Quinine)
Taste index relationship: Inversely proportional to taste threshold
Taste Blindness:
Inability to taste certain substances, particularly thiourea compounds
Example: Phenylthiocarbamide
Structure and Function of Taste Buds:
Composition: Epithelial cells, Sustentacular/Supporting cells, Taste cells, Basal cells
Features: Taste pores, Taste hairs/microvilli, and Taste nerve fibers
Location of Taste Buds:
Found in papillae of the tongue (Fungiform, Circumvallate, Foliate)
Also present on the palate, tonsillar pillars, epiglottis, and proximal esophagus
Mechanism of Taste Stimulation:
Interaction of taste substances with receptors on microvilli
Signal transduction pathways for Umami, Sweet, Bitter, Sour, and Salty tastes
Taste Sensitivity and Adaptation:
Decrease in sensitivity with age
Rapid adaptation of taste sensation
Role of Saliva in Taste:
Dissolution of tastants to reach receptors
Washing away the stimulus
Taste Preferences and Aversions:
Mechanisms behind taste preference and aversion
Influence of receptors and neural pathways
Impact of Sensory Nerve Damage:
Degeneration of taste buds if the sensory nerve fiber is cut
Abnormalities of Taste Detection:
Conditions: Ageusia, Hypogeusia, Dysgeusia (parageusia)
Causes: Nerve damage, neurological disorders, infections, poor oral hygiene, adverse drug effects, deficiencies, aging, tobacco use, altered neurotransmitter levels
Neurotransmitters and Taste Threshold:
Effects of serotonin (5-HT) and norepinephrine (NE) on taste sensitivity
Supertasters:
25% of the population with heightened sensitivity to taste, especially bitterness
Increased number of fungiform papillae
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ARTIFICIAL INTELLIGENCE IN HEALTHCARE.pdfAnujkumaranit
Artificial intelligence (AI) refers to the simulation of human intelligence processes by machines, especially computer systems. It encompasses tasks such as learning, reasoning, problem-solving, perception, and language understanding. AI technologies are revolutionizing various fields, from healthcare to finance, by enabling machines to perform tasks that typically require human intelligence.
These lecture slides, by Dr Sidra Arshad, offer a quick overview of physiological basis of a normal electrocardiogram.
Learning objectives:
1. Define an electrocardiogram (ECG) and electrocardiography
2. Describe how dipoles generated by the heart produce the waveforms of the ECG
3. Describe the components of a normal electrocardiogram of a typical bipolar leads (limb II)
4. Differentiate between intervals and segments
5. Enlist some common indications for obtaining an ECG
Study Resources:
1. Chapter 11, Guyton and Hall Textbook of Medical Physiology, 14th edition
2. Chapter 9, Human Physiology - From Cells to Systems, Lauralee Sherwood, 9th edition
3. Chapter 29, Ganong’s Review of Medical Physiology, 26th edition
4. Electrocardiogram, StatPearls - https://www.ncbi.nlm.nih.gov/books/NBK549803/
5. ECG in Medical Practice by ABM Abdullah, 4th edition
6. ECG Basics, http://www.nataliescasebook.com/tag/e-c-g-basics
Tom Selleck Health: A Comprehensive Look at the Iconic Actor’s Wellness Journeygreendigital
Tom Selleck, an enduring figure in Hollywood. has captivated audiences for decades with his rugged charm, iconic moustache. and memorable roles in television and film. From his breakout role as Thomas Magnum in Magnum P.I. to his current portrayal of Frank Reagan in Blue Bloods. Selleck's career has spanned over 50 years. But beyond his professional achievements. fans have often been curious about Tom Selleck Health. especially as he has aged in the public eye.
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Introduction
Many have been interested in Tom Selleck health. not only because of his enduring presence on screen but also because of the challenges. and lifestyle choices he has faced and made over the years. This article delves into the various aspects of Tom Selleck health. exploring his fitness regimen, diet, mental health. and the challenges he has encountered as he ages. We'll look at how he maintains his well-being. the health issues he has faced, and his approach to ageing .
Early Life and Career
Childhood and Athletic Beginnings
Tom Selleck was born on January 29, 1945, in Detroit, Michigan, and grew up in Sherman Oaks, California. From an early age, he was involved in sports, particularly basketball. which played a significant role in his physical development. His athletic pursuits continued into college. where he attended the University of Southern California (USC) on a basketball scholarship. This early involvement in sports laid a strong foundation for his physical health and disciplined lifestyle.
Transition to Acting
Selleck's transition from an athlete to an actor came with its physical demands. His first significant role in "Magnum P.I." required him to perform various stunts and maintain a fit appearance. This role, which he played from 1980 to 1988. necessitated a rigorous fitness routine to meet the show's demands. setting the stage for his long-term commitment to health and wellness.
Fitness Regimen
Workout Routine
Tom Selleck health and fitness regimen has evolved. adapting to his changing roles and age. During his "Magnum, P.I." days. Selleck's workouts were intense and focused on building and maintaining muscle mass. His routine included weightlifting, cardiovascular exercises. and specific training for the stunts he performed on the show.
Selleck adjusted his fitness routine as he aged to suit his body's needs. Today, his workouts focus on maintaining flexibility, strength, and cardiovascular health. He incorporates low-impact exercises such as swimming, walking, and light weightlifting. This balanced approach helps him stay fit without putting undue strain on his joints and muscles.
Importance of Flexibility and Mobility
In recent years, Selleck has emphasized the importance of flexibility and mobility in his fitness regimen. Understanding the natural decline in muscle mass and joint flexibility with age. he includes stretching and yoga in his routine. These practices help prevent injuries, improve posture, and maintain mobilit
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Are you curious about what’s new in cervical cancer research or unsure what the findings mean? Join Dr. Emily Ko, a gynecologic oncologist at Penn Medicine, to learn about the latest updates from the Society of Gynecologic Oncology (SGO) 2024 Annual Meeting on Women’s Cancer. Dr. Ko will discuss what the research presented at the conference means for you and answer your questions about the new developments.
MANAGEMENT OF ATRIOVENTRICULAR CONDUCTION BLOCK.pdfJim Jacob Roy
Cardiac conduction defects can occur due to various causes.
Atrioventricular conduction blocks ( AV blocks ) are classified into 3 types.
This document describes the acute management of AV block.
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3. • Upper Gastrointestinal Bleeding (UGIB)
Diagnosis
• Bleeding from a gastrointestinal source
proximal to the ligament of Treitz
Definition:
• Life threatening medical/surgical emergency
• common cause of hospitalization
UGIB
• Variceal
• Non – variceal
Categorized
Introduction
4. Clinical significance
Common, life threatening emergency
Impact on the patient, relatives, society and
the hospital
In-hospital mortality rate
• 5 – 10%
• Rises to 33%
• when bleeding is first observed in patients who
are hospitalized for other reasons
5. Epidemiology
•According to Antunes C. et al
- 80 – 150/100,000 per year
•Male:Female - 2:1
•Prevalence increases with
age (>60years)
Incidence
6. Causes of UGIB
•Esophageal varices
•Esophagitis
•Esophageal ulcer
•Esophageal cancer
•Mallory-Weiss
tear
Esophageal
10. Causes in Nigeria
• 37%
• Duodenal ulcer – 75%
Peptic Ulcer
• 18.75%
Esophageal varices and gastritis
• 15.6
Gastric cancer
• 9.3%
No obvious pathology
11. Common presentations
• Coffee-ground – indicate slower rate of bleeding
• Fresh blood – indicates rapid bleeding
Hematemesis
• Black tarry offensive stools
• Indicates that blood has been present in the GI tract for
at least 14hours
Melena
• Usually represent a lower GI source
• Can occur in massive brisk bleeding
Hematochezia
12. Management
Preferably co-managed with the physicians
Most UGIB will stop, albeit temporarily while in
a few instances, bleeding with not stop
Principles of management
• Prompt resuscitation
• Investigation to urgently to determine the cause of the
bleeding.
• Definitive treatment
Instances where bleeding does not stop
• Resuscitation, diagnosis and treatment should be carried out
13. Resuscitation
History, examination, resuscitation and relevant
investigations be done simultaneously
Brief History to assess for
• Hx to determine quantity of bleeding and presence of shock
• Hematemesis – duration
• Colour of the vomitus (bright red vs coffee –ground)
• Number of episodes and quantity per episode
• Presence of clots in the vomitus
• History of melena or hematochezia
• Shock
• History of dizziness, generalized weakness, fainting attack,
and dyspnea
14. Assess for signs of shock via examination
and vital signs measurement
• Cold clammy extremities
• Restlessness, confusion, drowsiness or stupor
• Hypotension
• Bradycardia or tachycardia etc
Secure 2 wide bore IV canulla
Group and cross-match blood and
transfusion if urgent PCV is <= 21%
Resuscitation contd
15. Resuscitation contd
Insert urethral catheter to monitor hourly
urinary output
Insert a NG tube to aspirate and do a cold saline
lavage
There is no evidence for the use of intravenous
proton pump inhibitors prior to endoscopy
IV tranexamic acid
Intranasal O2 @ 2L/min
16. • History dyspepsia,
• Epigastric pain with or without radiation to
the back
• smoking
PUD
• Weight loss and epigastric swelling
Gastric cancer
• Prolong vomiting and retching prior to onset
of hematemesis
Mallory Weiss tear
History suggestive of underlying cause
17. • Chronic alcoholism, jaundice and previous
history of liver disease
Esophageal varices
• History of surgery, trauma, burns, severe
sepsis or renal failure
Stress ulcers
• Previous history of aortic surgery with sudden
massive hematemesis +- fainting attack
Aorto-enteric fistula
• Chronic NSAID, aspirin, corticosteriods,
anticoagulant use
Drug history
18. Physical examination
Do a thorough general examination
Examine the systems for possible cause of the
bleeding
Abdomen
• tenderness in the epigastrium, suggestive of peptic ulcer
• hepatosplenomegaly, ascites or spider naevi, suggestive of
oesophageal varices;
• epigastric tumour, suggestive of gastric cancer;
• expansile; pulsating mass suggestive of aorto-enteric fistula.
• DRE
• Fresh blood, melena stool
19. Examination contd
• Palmer erythema – esophageal varices
due to liver cirrhosis
MSS
• Purpura/ecchymosis – bleeding disorders
• Other systemic examination to assess for
comorbid state
Skin
20. Investigation
FBC + differential
• May be normal due to hemoconcentration at presentation
and should be repeated after fluid resuscitation
• Values <=7g/dl should be transfused with red blood cells
Clotting profile
• If features suggest bleeding disorders
Liver function test
Electrolyte Urea and Creatinine
Urinalysis
21. Investigation contd
• Serology or Urea breath test
• If features suggest PUD as the cause of UGIB
H. Pylori
• Rule out perforation and other comobidity
(HHD, COPD etc)
• Secondary tumours in the lung
CXR
22. Investigation contd
• Done after resuscitation and within 24hours of
admission
• Infusion of a prokinetic like erythromycin
• Establish diagnosis and treatment
Endoscopy (Esophagogastroduodenoscopy)
• Double contrast where endoscopy is not available
• Features
• Mucosal defect (Ulcer crater)
• Edematous ring around the ulcer crater (ulcer collar)
• Radiating folds of mucosa away from the ulcer
Barium meal
23.
24.
25.
26. Treatment
Depends on the etiology of the
bleeding
PUD
• Treatment is medical, endoscopic
intervention and surgical
• A comprehensive clinical guideline for the
bleeding ulcer was formulated by ACG in
2020
• Summary of the guideline is as follows
27. Endoscopic therapy is recommended for ulcers with
active spurting or oozing and for non bleeding visible
vessels
Endoscopic therapy with bipolar electrocoagulation,
heater probe, and absolute ethanol injection is
recommended,
hemostatic powder spray TC-325 is suggested for actively
bleeding
low- to very-low-quality evidence also supports clips,
argon plasma coagulation, and soft monopolar
electrocoagulation
ulcers and over-the-scope clips for recurrent ulcer
bleeding after previous successful hemostasis
28. After endoscopic hemostasis, high-dose PPI
therapy is recommended continuously or
intermittently for 3 days, followed by twice-
daily oral proton pump inhibitor for the first 2
weeks of therapy after endoscopy.
Repeat endoscopy is suggested for recurrent
bleeding, and if endoscopic therapy fails,
transcatheter embolization is suggested
Epinephrine only should not be used as an
hemostatic agent
29. •Eradication therapy with triple
therapy
•PPI + Clarithromycin or
Metronidazole + Amoxicillin
•Duration of treatment
•14days
For H. pylori positive
30. Surgery for PUD
• Massive hemorrhage
• Continues hemorrhage
• Significant rebleed after endoscopic
intervention and transcatheter embolisation
• Associated perforation
Indications
• stop the bleeding,
• prevent a recurrence and,
• if possible, cure the underlying cause
Aim of surgery
31. •Often from the gastroduodenal
artery
•Under-run the vessel with a non-
absorbable suture
•Where a giant ulcer destroys the
duodenum, making primary closure
impossible, distal gastrectomy with
roux-en-y reconstruction be done
Bleeding duodenal ulcer
32. •Anterior gastrostomy with
under running of the vessel in
the ulcer bed
•Biopsy of the edges done to
exclusive malignancy
•PPI therapy
Bleeding gastric ulcer
33. Historic procedures for PUD
Vagotomy
• truncal vagotomy and drainage (pyloroplasty
and gastrojejunostomy)
• Selective and Highly selective
Vagotomy + antrectomy
Bilroth I and Bilroth II
No longer widely practice due
• Complications and introduction of effective
acid lowering medications (PPI, H2RA)
34. • 90% bleeding stops spontaneously
• Suture under running is all that is required
Mallory-Weiss tear
• Sclerosant injection and endoscopic clips
• Local excision
Dieufolay’s disease
• Partial gastrecromy is performed if possible.
Gastric Carcinoma
35. • Vasoconstrictor therapy with octreotide
and/or vasopressin
• Propranalol also lowers portal pressure
and be given to prevent rebleed
• Sclerosant injection
• Band ligation
• Balloon tamponade with Sengstaken-
Blakemore tube
• Transjugular intrahepatic portosystemic
stent shunt
Esophageal/gastric varices
39. Treatment contd
• Bleeding often stops spontaenously
• Treated conservative with stopping the
offending agent and in giving PPI and
Gastric erosion
• Conservatively with PPI but if numerous,
vagotomy with hemi-gastrectomy can be
performed
Stress Ulcer
43. Conclusion
UGIB is a surgical/medical emergency with high mortality rate
Most cases of UGIB can stop temporarily and the investigation
of choice is an upper GI endoscopy
The principles of management include resuscitation,
investigation to determine cause and institution of definitive
treatment
In most instances, medical and endoscopic intervention will
cause the bleeding to stop
Where the above fails surgical intervention can be done
depending on the cause
44. References
Normal S. Williams, P. Ronan O’Connell, Andrew W. McCaskie
‘Bailey & Love Short Practice of Surgery’ 27th Edition
Laine et al. ACG Clinical Guideline: Upper Gastrointestinal and
Ulcer Bleeding. Am J Gastroenterol 2021;116:899–917.
https://doi.org/10.14309/ajg.0000000000001245
Blatchford O, Murray W.R., Blatchford M. (2000). A risk score to
predict need for treatment for upper-gastrointestinal
haemorrhage. Lancet (London, England), 356(9238), 1318-1321.
Sung J.J, Chan F.K., Chen M., et al. (2011). Pacific working group
consensus on non-variceal upper gastrointestinal bleeding. GUT
(60): 1170-1177.
Badoe, Archampong, Jaja: Principles and Practice of Surgery
including pathology in the Tropics. 5th Edition
Editor's Notes
From the question, this patient has upper gastrointestinal bleeding (UGIB)
Hematemesis – vomiting of blood which can be bright red or coffee-ground.
Impact on the patient, relatives, society and the hospital
Article UGIB published in National Library of Medicine in 2022
Congenital and acquired
Dieulafoy’s disease (arterovenous malformation) that possess a diagnostic challenge for endoscopist as there lesions often have a normal overlying mucosa
According to the 27th Edition of Bailey and Love’s Short practice of Short pg 1127
The picture is not different in Nigeria.
According to the article – Epidemiology of UGIB in a Nigeria Teaching Hospital by Charles A. A. Et al
In 2002 – 2003 involving 731 patients
IV tranexamic acid @ 10mg/kg slowly over 20mins and then 1mg/kg/hr continuous infusion for 6 – 10hrs
If the patient has had an operation, injury, burns or severe sepsis or is in renal failure, stress ulceration is suspected although the bleeding may be due to re-activation of a chronic peptic ulcer
signs that may suggest a possible cause of the bleeding: tenderness in the epigastrium, suggestive of peptic ulcer; hepatosplenomegaly, ascites or spider naevi, suggestive of oesophageal varices; epigastric tumour, suggestive of gastric cancer; telangiectasia of the mouth or lip, suggestive of hereditary telangiectasia and an expansile; pulsating mass suggestive of aorto-enteric fistula.
PT – 13sec, aPTT – 30 – 40secs, INR – 1.1
There are two methods a) non-invasive and b) invasive.
a) Non-invasive
i) Serological test: This gives only 90% sensitivity and
specificity.
ii) Urea breath test (UBT): After ingestion of carbon isotope-labelled urea, the abundant urease enzyme produced by the organism breaks the urea down to co2 which is detected in the expired air. The test is used to monitor rreatment.
iii) Stool antigen test: It has a higher false positive rate and takes longer to become negative after treatment.
b) Invasive
Multiple biopsies are taken at endoscopy (because the infection is patchy) from the antrium and subjected to i) rapid urease test giving a colour change and
ii) histological staining for H.pylori, H&R, Genta stain, Di ff-Quick stain or El-Zimaity. It has been shown that H. pylori deregulates the control of acid secretion by interfering with somatostin function.
Areas of active bleeding
Areas of recent bleeding
Non bleeding lesions
Risk of rebleeding and indication for endoscopic intervention
Score range from 0 – 23
0-1 low risk (managed on outpatient basis)
>1 (should be admitted and managed accordingly)
Endoscopic therapy is recommended for ulcers with active spurting or
oozing and for nonbleeding visible vessels. Endoscopic therapy with bipolar electrocoagulation, heater probe, and
absolute ethanol injection is recommended, and low- to very-low-quality evidence also supports clips, argon plasma
coagulation, and soft monopolar electrocoagulation; hemostatic powder spray TC-325 is suggested for actively bleeding
ulcers and over-the-scope clips for recurrent ulcer bleeding after previous successful hemostasis. After endoscopic
hemostasis, high-dose proton pump inhibitor therapy is recommended continuously or intermittently for 3 days, followed
by twice-daily oral proton pump inhibitor for the first 2 weeks of therapy after endoscopy. Repeat endoscopy is suggested
for recurrent bleeding, and if endoscopic therapy fails, transcatheter embolization is suggested
80mg IV bolous followed by 8mg/hr continuous infusion for 72hrs, then oral 40mg bd for 2/52
A patient who has required more than six units of blood in general needs surgical treatment
through a transpyloric gastroduodenostomy
Bearing in mind that most patients nowadays are elderly and unfit, the minimum surgery that stops the bleeding is probably optimal
Complications
Gastric arterial venous malformation If it can be seen while bleeding, all that may be visible is profuse bleeding coming from an area of apparently normal
Mucosa.
Octreotide 50mg/hr infusion
Vasopressin 20units in 250ml of 5% dextrouse over 30mins, 4hourly
To prevent coronary vasoconstriction – nitroglycerin should be given
Sengstaken-Blakemore tube
Stress Ulcer: Vagotomy with hemi-gastrectorny is performed
if the erosions are numerous. If the erosions are few,
they may be oversewn
Rockall Score
Scores > 8 High risk of death
Score < 3 Excellent prognosis