Epistemis

Emergencies: Acute Abdominal Pain — Internal Medicine and General Surgery

Emergency · Clinical Specialties

How it begins

Advanced manual for the systematic approach, pathophysiological differentiation, multimodal diagnostic algorithms and criteria for urgent surgical intervention in patients with acute abdominal pain.

What it covers

  1. Acute Abdominal Pain
  2. Anatomy and Nociception of Abdominal Pain
  3. · Physiology of Abdominal Nociception
  4. · Embryological Mechanism and Referred Pain
  5. · Clinically Relevant Referred Pain Pathways
  6. Acute Abdomen: Pathogenic Classification
  7. · The Five Acute Abdomen Syndromes
  8. · Molecular Physiopathology of Peritonitis
  9. Systematic Emergency History
  10. · The ALICIA Method for Abdominal Pain
  11. · Extra-abdominal Causes of Acute Abdominal Pain
  12. Systematic Physical Examination and Eponymy
  13. · The Golden Rule: Inspection, Auscultation, Percussion and Palpation
  14. · Eponymy Semiology in Acute Abdomen
  15. Differential Diagnosis by Anatomical Quadrants
  16. · Mapping of Pathologies by Regions
  17. Laboratory Tests and Advanced Biomarkers
  18. · The Analytical Profile of the Acute Abdomen
  19. Advanced Imaging Diagnosis in Emergencies
  20. · Indications of the Different Image Modalities
  21. · Simple Abdominal X-ray: Real Utility and Limitations
  22. · Contrast Computed Tomography: Critical Imaging Patterns
  23. Acute Surgical Abdomen vs. Doctor
  24. · Key Criteria for Identifying an Acute Surgical Abdomen
  25. · Tactical Decision Algorithm in Emergencies
  26. Appendicitis and Acute Cholecystitis
  27. · Acute Appendicitis: Pathophysiology by Phases
  28. · Appendicitis Diagnostic Scales: Alvarado vs. AIR
  29. · Acute Cholecystitis: TG18 Criteria (Tokyo Guidelines 2018)
  30. · TG18 Severity Stratification for Acute Cholecystitis
  31. Intestinal Obstruction and Hollow Viscera Perforation
  32. · Intestinal Obstruction: Systemic and Local Physiopathology
  33. · Closed Loop Obstruction: Maximum Urgency
  34. · Hollow Viscera Piercing: The Perforative Abdomen
  35. Acute Mesenteric Ischemia and Incipient/Ruptured Aneurysm
  36. · Acute Mesenteric Ischemia (IMA): Vascular Pathophysiology
  37. · Ruptured Abdominal Aortic Aneurysm (AAA)
  38. Special Populations I: Geriatric and Immunocompromized
  39. · The Acute Abdomen in the Geriatric Patient (65-70 years)
  40. · The Immunocompromised Patient
  41. Special Populations II: Pregnant Women and Pediatric Patients
  42. · Acute Abdominal Pain in the Pregnant Patient
  43. · Specific Pediatric Pathologies of the Acute Abdomen
  44. Initial Support and Emergency Treatment Algorithm
  45. · Hemodynamic Resuscitation Protocol for Sepsis/Abdominal Shock
  46. · Early Analgesia: The End of a Clinical Myth
  47. · Emergency Empirical Antibiotherapy Protocol
  48. · Antiemetic Treatment and Prevention of Bronchoaspiration

The complete study guide is in the app

This page summarizes the outline. The full interactive study guide —with high-yield diagrams, clinical tables, and board review cases— can be read inside Epistemis, completely offline and ad-free.

Subject
Emergency
Category
Clinical Specialties
Type
Study Guide
Sections
48
Reviewed
2026-08-02
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