This document provides an overview of Helicobacter pylori infections. It discusses that H. pylori is the most common bacterial infection worldwide, affecting 70-90% of populations in developing countries. While most infections are asymptomatic, H. pylori can cause peptic ulcer disease in 10% of individuals and gastric cancer in 1%. The document outlines the microbiology of H. pylori, describing it as a gram-negative, microaerophilic spiral bacterium. It also discusses the pathogenesis of H. pylori infections and indications for testing. Treatment guidelines and various testing methods like invasive biopsy-based testing and non-invasive breath and stool antigen tests are also summarized.
Laboratory diagnosis of H. Pylori infection, Ola ElgaddarOla Elgaddar
A short presentation for the different laboratory techniques used in diagnosing Helicobacter Pylori infection. A special focus is given for the diagnostic performance of every test.
Laboratory diagnosis of H. Pylori infection, Ola ElgaddarOla Elgaddar
A short presentation for the different laboratory techniques used in diagnosing Helicobacter Pylori infection. A special focus is given for the diagnostic performance of every test.
Helicobacter Pylori infect more than 50% of worlds population.HP causes gastritis,PUD,gastric cancer and MALT lymphoma.Variable invasive and noninvasive diagnostic modilities are available.Eradication of H.Pylori is possible with proper therapy.
Helicobacter pylori and Peptic Ulcer diseaseDiaa Srahin
Case Study
Clinical Case Summary
History
Helicobacter pylori
Biochemical characteristics
Transmission
Epidemiology
Global incidence of H. pylori infection
risk factors for acquisition of H.pylori
Immune responses
Pathogenesis
Helicobacter pylori Virulence Factors
Clinical Presentation
Complications
Peptic Ulcer
Diagnosis
Treatment
Prevention
Helicobacter pylori associated Peptic ulcer diseaseS M Ali Hasan
Evidence-based clinical practice guidelines for H. pylori associated peptic ulcer disease based on
Japanese society of Gastroenterology, 2015
American College of Gastroenterology, 2017
The Maastricht V/Florence Consensus Report, 2018
This is a series of lectures on microbiology, useful for both undergraduate and post graduate medical and paramedical students... This lecture covers cholera, typhoid, diarrhoea and dysentry
Helicobacter Pylori infect more than 50% of worlds population.HP causes gastritis,PUD,gastric cancer and MALT lymphoma.Variable invasive and noninvasive diagnostic modilities are available.Eradication of H.Pylori is possible with proper therapy.
Helicobacter pylori and Peptic Ulcer diseaseDiaa Srahin
Case Study
Clinical Case Summary
History
Helicobacter pylori
Biochemical characteristics
Transmission
Epidemiology
Global incidence of H. pylori infection
risk factors for acquisition of H.pylori
Immune responses
Pathogenesis
Helicobacter pylori Virulence Factors
Clinical Presentation
Complications
Peptic Ulcer
Diagnosis
Treatment
Prevention
Helicobacter pylori associated Peptic ulcer diseaseS M Ali Hasan
Evidence-based clinical practice guidelines for H. pylori associated peptic ulcer disease based on
Japanese society of Gastroenterology, 2015
American College of Gastroenterology, 2017
The Maastricht V/Florence Consensus Report, 2018
This is a series of lectures on microbiology, useful for both undergraduate and post graduate medical and paramedical students... This lecture covers cholera, typhoid, diarrhoea and dysentry
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The lecture was presented during the 13th annual conference of KLRC held in Alexandria 15 -17 August 2017
The lecture was directed to describe the current situation of H.Pylori infection in middle east ,particularly in Egypt , and to put some spotlights on the current regimens of treatment , and the situation of antibiotic resistance in Egypt and its impact on treatment choice
A circumscribed ulceration of the GI mucosa occurring in areas exposed to acid and pepsin with a defect in the mucosa that extends through the
Muscularis mucosa into the
Submucosa or deeper.
Es una inflamación del estómago, caracterizado por hallazgos anormales como eritema, erosión y hemorragias subepiteliales. Subdividida en erosiva, no erosiva, y otros tipos especificos de gastritis.
Medical Technology Tackles New Health Care Demand - Research Report - March 2...pchutichetpong
M Capital Group (“MCG”) predicts that with, against, despite, and even without the global pandemic, the medical technology (MedTech) industry shows signs of continuous healthy growth, driven by smaller, faster, and cheaper devices, growing demand for home-based applications, technological innovation, strategic acquisitions, investments, and SPAC listings. MCG predicts that this should reflects itself in annual growth of over 6%, well beyond 2028.
According to Chris Mouchabhani, Managing Partner at M Capital Group, “Despite all economic scenarios that one may consider, beyond overall economic shocks, medical technology should remain one of the most promising and robust sectors over the short to medium term and well beyond 2028.”
There is a movement towards home-based care for the elderly, next generation scanning and MRI devices, wearable technology, artificial intelligence incorporation, and online connectivity. Experts also see a focus on predictive, preventive, personalized, participatory, and precision medicine, with rising levels of integration of home care and technological innovation.
The average cost of treatment has been rising across the board, creating additional financial burdens to governments, healthcare providers and insurance companies. According to MCG, cost-per-inpatient-stay in the United States alone rose on average annually by over 13% between 2014 to 2021, leading MedTech to focus research efforts on optimized medical equipment at lower price points, whilst emphasizing portability and ease of use. Namely, 46% of the 1,008 medical technology companies in the 2021 MedTech Innovator (“MTI”) database are focusing on prevention, wellness, detection, or diagnosis, signaling a clear push for preventive care to also tackle costs.
In addition, there has also been a lasting impact on consumer and medical demand for home care, supported by the pandemic. Lockdowns, closure of care facilities, and healthcare systems subjected to capacity pressure, accelerated demand away from traditional inpatient care. Now, outpatient care solutions are driving industry production, with nearly 70% of recent diagnostics start-up companies producing products in areas such as ambulatory clinics, at-home care, and self-administered diagnostics.
Defecation
Normal defecation begins with movement in the left colon, moving stool toward the anus. When stool reaches the rectum, the distention causes relaxation of the internal sphincter and an awareness of the need to defecate. At the time of defecation, the external sphincter relaxes, and abdominal muscles contract, increasing intrarectal pressure and forcing the stool out
The Valsalva maneuver exerts pressure to expel faeces through a voluntary contraction of the abdominal muscles while maintaining forced expiration against a closed airway. Patients with cardiovascular disease, glaucoma, increased intracranial pressure, or a new surgical wound are at greater risk for cardiac dysrhythmias and elevated blood pressure with the Valsalva maneuver and need to avoid straining to pass the stool.
Normal defecation is painless, resulting in passage of soft, formed stool
CONSTIPATION
Constipation is a symptom, not a disease. Improper diet, reduced fluid intake, lack of exercise, and certain medications can cause constipation. For example, patients receiving opiates for pain after surgery often require a stool softener or laxative to prevent constipation. The signs of constipation include infrequent bowel movements (less than every 3 days), difficulty passing stools, excessive straining, inability to defecate at will, and hard feaces
IMPACTION
Fecal impaction results from unrelieved constipation. It is a collection of hardened feces wedged in the rectum that a person cannot expel. In cases of severe impaction the mass extends up into the sigmoid colon.
DIARRHEA
Diarrhea is an increase in the number of stools and the passage of liquid, unformed feces. It is associated with disorders affecting digestion, absorption, and secretion in the GI tract. Intestinal contents pass through the small and large intestine too quickly to allow for the usual absorption of fluid and nutrients. Irritation within the colon results in increased mucus secretion. As a result, feces become watery, and the patient is unable to control the urge to defecate. Normally an anal bag is safe and effective in long-term treatment of patients with fecal incontinence at home, in hospice, or in the hospital. Fecal incontinence is expensive and a potentially dangerous condition in terms of contamination and risk of skin ulceration
HEMORRHOIDS
Hemorrhoids are dilated, engorged veins in the lining of the rectum. They are either external or internal.
FLATULENCE
As gas accumulates in the lumen of the intestines, the bowel wall stretches and distends (flatulence). It is a common cause of abdominal fullness, pain, and cramping. Normally intestinal gas escapes through the mouth (belching) or the anus (passing of flatus)
FECAL INCONTINENCE
Fecal incontinence is the inability to control passage of feces and gas from the anus. Incontinence harms a patient’s body image
PREPARATION AND GIVING OF LAXATIVESACCORDING TO POTTER AND PERRY,
An enema is the instillation of a solution into the rectum and sig
The dimensions of healthcare quality refer to various attributes or aspects that define the standard of healthcare services. These dimensions are used to evaluate, measure, and improve the quality of care provided to patients. A comprehensive understanding of these dimensions ensures that healthcare systems can address various aspects of patient care effectively and holistically. Dimensions of Healthcare Quality and Performance of care include the following; Appropriateness, Availability, Competence, Continuity, Effectiveness, Efficiency, Efficacy, Prevention, Respect and Care, Safety as well as Timeliness.
Navigating the Health Insurance Market_ Understanding Trends and Options.pdfEnterprise Wired
From navigating policy options to staying informed about industry trends, this comprehensive guide explores everything you need to know about the health insurance market.
Telehealth Psychology Building Trust with Clients.pptxThe Harvest Clinic
Telehealth psychology is a digital approach that offers psychological services and mental health care to clients remotely, using technologies like video conferencing, phone calls, text messaging, and mobile apps for communication.
CHAPTER 1 SEMESTER V - ROLE OF PEADIATRIC NURSE.pdfSachin Sharma
Pediatric nurses play a vital role in the health and well-being of children. Their responsibilities are wide-ranging, and their objectives can be categorized into several key areas:
1. Direct Patient Care:
Objective: Provide comprehensive and compassionate care to infants, children, and adolescents in various healthcare settings (hospitals, clinics, etc.).
This includes tasks like:
Monitoring vital signs and physical condition.
Administering medications and treatments.
Performing procedures as directed by doctors.
Assisting with daily living activities (bathing, feeding).
Providing emotional support and pain management.
2. Health Promotion and Education:
Objective: Promote healthy behaviors and educate children, families, and communities about preventive healthcare.
This includes tasks like:
Administering vaccinations.
Providing education on nutrition, hygiene, and development.
Offering breastfeeding and childbirth support.
Counseling families on safety and injury prevention.
3. Collaboration and Advocacy:
Objective: Collaborate effectively with doctors, social workers, therapists, and other healthcare professionals to ensure coordinated care for children.
Objective: Advocate for the rights and best interests of their patients, especially when children cannot speak for themselves.
This includes tasks like:
Communicating effectively with healthcare teams.
Identifying and addressing potential risks to child welfare.
Educating families about their child's condition and treatment options.
4. Professional Development and Research:
Objective: Stay up-to-date on the latest advancements in pediatric healthcare through continuing education and research.
Objective: Contribute to improving the quality of care for children by participating in research initiatives.
This includes tasks like:
Attending workshops and conferences on pediatric nursing.
Participating in clinical trials related to child health.
Implementing evidence-based practices into their daily routines.
By fulfilling these objectives, pediatric nurses play a crucial role in ensuring the optimal health and well-being of children throughout all stages of their development.
3. INTRODUCTION
• Helicobacter pylori infection is the most common bacterial infection
worldwide
• In developing countries, 70 to 90% of the population carries H. pylori
• H pylori may be detected in 90% of individuals with PUD
• No specific clinical signs and symptoms have been described
• 85% -asymptomatic
10% -peptic ulcer
1% - gastric cancer
4. • H. pylori infection is associated with Idiopathic Thrombocytopenic Purpura
( anti-CagA antibodies that cross-react with platelet antigens)
• H. pylori infection is protective against GERD ,Oesophageal CA, Asthma
• EXTRA-GASTRIC DISEASES:
Parkinsonism, MS, GBS,alzheimer’s
Rosacea, Psoriasis ,chronic utricaria
IDA, ITP ,B12 def
open-angle glaucoma , central serous chorioretinitis , blepharitis
CAD, stroke
DM, metabolic syndrome
NAFLD
5. Mode of transmission:
feco-oral
oral-oral routes
iatrogenic (unsterilized endoscopy equipment)
• No substantial reservoir of H. pylori aside from the human
stomach
• Gastric infection and H. pylori in the mouth (Periodontal disease )
• Dental plaque has been reported to be a reservoir for H. pylori.
7. Virulence factors:
cytotoxin-associated gene A antigen (CagA)
cag pathogenicity island (cagPAI): cag A gene + T4SS
absent in 40% of strains
risk of gastric CA
enters the cell: interferes with transduction pathway, antiapoptotic
vacuolating cytotoxin (VacA)
coded by Vac A gene
absent in 60% of strains
induces inflammation $ injury to gastric mucosa
Lipopolysaccharides
Adhesins : Ice A , Bab A, Sap A ,Dup A ,Oip A
Enzymes: Urease, proteinase, mucinase ,lipase
10. INDICATION FOR TESTING H. PYLORI
• All patients; with active or past history of PUD
(unless previous cure of HPI has been documented),
low-grade gastric mucosa-associated lymphoid tissue (MALToma )
history of endoscopic resection of early gastric cancer
• Patients with dyspepsia who are undergoing upper endoscopy
(gastric biopsy specimens)
• Patients on long-term, low-dose aspirin
• Patients initiating long-term therapy with NSAIDs
• Patients with unexplained iron deficiency anemia following standard workup
• Adults with idiopathic thrombocytopenic purpura
11. • Post-treatment testing to prove eradication of HPI
urea breath test,
fecal antigen test
biopsy-based testing
at least 4 weeks following completion of antimicrobial therapy
and after proton pump inhibitors have been withheld for 1-2
weeks.
American College of Gastroenterology (ACG),2017 guidelines for the treatment
of H pylori infection (HPI) include the following recommendations for testing
for H pylori [26] :
13. 1.INVASIVE:
Endoscopy + biopsy sample required
Expensive
Drug sensitivity can be done in Culture
Histology provides additional information about gastric mucosa
Can be used to start antimicrobial therapy and confirm eradication
2.NON-INVASIVE:
Easy & cheaper
Sample : blood, stool , breath
Can be used to start antimicrobial therapy and confirm eradication
except serology test
serology test cannot differentiate new or old infection
16. MCQs
1. All of the following can be used as confirmation for
eradication of H. pylori EXCEPT:
A. urea breath test
B. fecal antigen test
C. biopsy-based testing
D. serology
Ans: D
17. 2. Which of the following is true regarding H. pylori
A. Gram positive
B. Non –motile
C. carcinogenic effect via the CagA protein
D. Levofloxacin based therapy are not used for treament
Ans : C
Gram negative ,motile
Levofloxacin based therapy is used
18. REFERENCES
• The 2017 American College of Gastroenterology (ACG) guidelines
for the treatment of H pylori infection (HPI)
• Pathogenesis of Helicobacter pylori Infection
Johannes G. Kusters,* Arnoud H. M. van Vliet, and Ernst J. Kuipers
• Helicobacter pylori: Toward effective eradication
Susan Collazo, RN, MSN, ACNP
• Diagnosis of Helicobacter pylori by invasive test: histology
Ju Yup Lee and Nayoung Kim
• Helicobacter pylori infection: Host immune response, implications
on gene expression and microRNAs
Aline Cristina Targa Cadamuro, Ana Flávia Teixeira Rossi, Nathália Maciel Maniezzo,
Ana Elizabete Silva
functions like a molecular syringe, injecting CagA, peptidoglycans and other factors into host epithelial cells
CORPUS – BODY
PPI decreases PH $ so urease activity is decreased
antimicrobial effect of PPIs on H pylori or pH-dependent suppression of H pylori urease activity
Bacterial culture is very difficult. It is not used for diagnosis; it is used in patients with resistant infection and for experimental purposes.
Concomitant –non bismuth quadruple
ANILIA –NITROZOXANIDE – PRAZIQUANTEL GROUP