Gastroenterology

GASTROENTEROLOGY


1. Fundamentals of Gastroenterology


2. Esophagus

2.1 Gastroesophageal Reflux Disease (GERD)

2.2 Esophagitis

  • Infectious (CMV, HSV, Candida)
  • Eosinophilic esophagitis
  • Drug-induced esophagitis
  • Caustic ingestion
  • Button battery ingestion

2.3 Motility Disorders

  • Achalasia
  • Diffuse esophageal spasm
  • Ineffective esophageal motility
  • Jackhammer esophagus

2.4 Structural Disorders

  • Schatzki ring
  • Zenker diverticulum
  • Esophageal perforation (Boerhaave)

3. Stomach & Duodenum

3.1 Dyspepsia

  • Functional dyspepsia
  • Alarm features
  • H. pylori test-and-treat

3.2 Peptic Ulcer Disease (PUD)

  • H. pylori
  • NSAID ulcer
  • Complications (bleeding, perforation, obstruction)

3.3 Gastritis

  • Autoimmune gastritis
  • Reactive gastritis
  • Erosive gastritis

3.4 Gastric Motility Disorders

  • Gastroparesis
  • Functional disorders of the upper GI tract
Others

4. Hepatology (Liver Diseases)

4.1 Acute and Chronic Hepatitis

4.2 Cirrhosis

4.3 Nonalcoholic Fatty Liver Disease (NAFLD/NASH)

4.4 Drug-induced liver injury (DILI)

4.5 Genetic liver diseases

  • Hemochromatosis
  • Wilson disease
  • Alpha-1 antitrypsin deficiency

5. Biliary System

5.1 Gallbladder Disorders

  • Cholelithiasis
  • Acute cholecystitis
  • Acalculous cholecystitis

5.2 Biliary Tract Disorders

  • Choledocholithiasis
  • Ascending cholangitis
  • Biliary strictures
  • Primary sclerosing cholangitis (PSC)
  • Primary biliary cholangitis (PBC)

6. Pancreas

6.1 Acute Pancreatitis

  • Etiology
  • Severity assessment (BISAP, Ranson)
  • Fluid management
  • Complications

6.2 Chronic Pancreatitis

  • Exocrine insufficiency
  • Pain syndromes

6.3 Pancreatic Cysts & Neoplasms

  • IPMN
  • MCN
  • Serous cystadenoma

6.4 Pancreatic Cancer

  • Risk factors
  • Diagnosis
  • Management

x. Spleen


7. Small Intestine

7.1 Malabsorption

7.2 Inflammatory & Structural Diseases

  • Crohn disease (small bowel involvement)
  • Small bowel obstruction
  • Mesenteric ischemia
  • Intestinal tuberculosis

7.3 GI Infections (Enteritis)


8. Large Intestine (Colon)

8.1 Inflammatory Bowel Disease (IBD)

  • Ulcerative colitis
  • Crohn disease
  • Extraintestinal manifestations
  • Biologic & targeted therapy

8.2 Irritable Bowel Syndrome (IBS)

  • IBS-C, IBS-D, IBS-M
  • Brain–gut axis

8.3 Constipation Disorders

  • Slow transit
  • Pelvic floor dysfunction

8.4 Diarrhea Disorders

8.5 Diverticular Disease

  • Diverticulitis
  • Complicated disease
Others

9. Gastrointestinal Bleeding (GI Bleed)

9.1 Upper GI Bleeding

9.2 Lower GI Bleeding

9.3 Obscure GI Bleeding

  • Capsule endoscopy
  • Deep enteroscopy

10. GI Oncology

Malignancy-related ascites

10.1 Esophageal Cancer

10.2 Gastric Cancer

10.3 Colorectal Cancer

  • Screening (FIT, colonoscopy)
  • Genetic syndromes (FAP, Lynch)

10.4 Hepatobiliary Cancers

  • HCC
  • Cholangiocarcinoma
  • Gallbladder cancer

10.5 Pancreatic Cancer


11. Nutrition & Metabolic Disorders (GI-related)

11.1 Enteral nutrition
11.2 Parenteral nutrition
11.3 Refeeding syndrome
11.4 Vitamin & micronutrient deficiencies
11.5 Obesity & metabolic syndrome (GI perspective)


12. Motility Disorders (Comprehensive)

  • Esophageal motility
  • Gastroparesis 
  • Gastric motility
  • Small bowel motility
  • Colonic dysmotility
  • Functional GI disorders


13. GI Procedures

13.1 Endoscopy (EGD, Colonoscopy)

  • Indications
  • Contraindications
  • Complications

13.2 ERCP

  • Stone extraction
  • Sphincterotomy
  • Stent placement
  • Post-ERCP pancreatitis

13.3 EUS (Endoscopic Ultrasound)

  • FNA/FNB
  • Biliary drainage
  • Cyst evaluation

13.4 Capsule Endoscopy / Deep Enteroscopy

13.5 Percutaneous feeding tubes

  • PEG/PEJ placement

14. GI Emergencies

14.1 Acute variceal bleed
14.2 Acute cholangitis
14.3 Acute mesenteric ischemia
14.4 Esophageal perforation
14.5 Severe GI bleed with shock
14.6 Acute obstruction (small/large bowel)
14.7 Fulminant hepatic failure
14.8 Toxic megacolon


15. Gastroenterology in Special Populations

15.1 Pregnancy
15.2 Pediatrics
15.3 Elderly
15.4 Immunocompromised patients
15.5 Post-transplant

Cystic fibrosis


16. Pharmacology in Gastroenterology

16.1 Acid-suppressing agents (PPI, H2-blockers)
16.2 Prokinetics
16.3 Antibiotics used in GI disease
16.4 IBD therapies (biologics, small molecules)
16.5 Hepatology drugs (ursodeoxycholic acid, rifaximin)
16.6 Pancreatic enzyme replacement
16.7 Laxatives & antidiarrheals


17. GI Pathology (Clinically Relevant Pathology)

17.1 Gastric metaplasia/dysplasia
17.2 Colonic polyps
17.3 Liver pathology (steatohepatitis, fibrosis staging)
17.4 Pancreatic pathology


 

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