Gastrointestinal

Overview of GI Hormones

Hormone Source Action Regulation Notes Gastrin G cells (stomach-antrum) ↑ gastric H+ secretion↑ growth of

Menetrier Disease

Snap Shot A 44-year-old male presents to his primary care physician complaining of vague

Acute Abdomen

Snapshot A 17-year-old boy is brought to the emergency room by his parents for

Anterior Abdominal Wall

Overview Epigastric Vessels Superficial epigastric supplies the fascia Superior and inferior epigastric supply the

Necrotizing Enterocolitis

Snapshot A 26-day-old boy presents to the pediatrician due to increased irritability and episodes of vomiting

Portosystemic Anastomoses

Overview Site of Anastomosis Clinical Sign Portal ↔ Systemic Esophagus Esophageal varices Left gastric

Antacids

Snapshot A 30-year-old lawyer presents to her primary care physician for the evaluation of

Sulfasalazine

Snapshot A 25-year-old man with a history of ulcerative colitis presents to his gastroenterologist.

Pancreatic Pseudocysts

Snapshot A 42-year-old man with a history of alcohol abuse presents to the clinic

Jaundice

Overview Hyperbilirubinemia leading to yellowing of skin and eyes  classified by ratio of conjugated bilirubin:total bilirubin CB <

Femoral Region

Overview Femoral sheath a funnel-shaped fascia tube that passes 3-4 cm deep to the