17 results
Helpful Clues for Distinguishing Upper vs. Lower GI Bleeding
Upper GI Bleed (proximal to ligament of Treitz):
Lower GI Bleeding ... Upper GI Bleed ... Lower GI Bleed ( ... supporting feature: Blood ... gastroenterology #ugib
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower ... Causes of GI Bleed ... Ischemic colitis, Infectious ... #differential # ... diagnosis #Causes
Pediatric Causes of Abdominal Pain

Surgical:
 - Acute appendicitis 
 - Intestinal obstruction including intussusception 
 -
of Abdominal Pain ... : - Upper respiratory ... - Lower lobe ... #Causes #Differential ... #Diagnosis #Peds
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... Ureter/Bladder (Upper ... Pseudohematuria: • GI ... bleed • Menstruation ... #Diagnosis #causes
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Occult and Lower ... Stool + Occult blood ... bowel) • Occult UGI ... GI bleed, Diverticular ... #Causes
Pediatric Acute Abdominal Pain - Differential Diagnosis Algorithm
Generalized/Migratory:
 • Intussusception
 • Gastroenteritis
 • Viral Illness
 •
Pediatric Acute Abdominal ... Pain - Differential ... Diagnosis Algorithm ... Urinary Tract Infection ... #Causes #Peds #
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... the patient • Blood ... Consider tumor • Upper ... mesenteric ischemia • GI ... #Causes #Differential
Localized Acute Abdominal Pain(<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac, pulmonary,
Pain(<72 hours) ... - Differential ... Urinary tract infection ... (upper, lower) ... #Pain #Differential
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
have preceding upper ... endothelial lining of blood ... 85%) - Colicky abdominal ... pain (commonly ... , vomiting, GI bleeding
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and lower respiratory ... tract, and often causes ... neuropathy - GI ... to exclude are infections ... #classification