8 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... of GI Bleed Upper ... colitis, UC/Chrons (IBD ... differential #diagnosis #Causes ... #algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mechanism Decreased GI ... hypomagnesemia Excessive GI ... diarrhea / IBD ... Magnesium #Table #Classification ... #Causes #Workup
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
) sub-classifications ... (IBS-D) - >25% ... of incomplete evacuation ... (IBS-M) - >25% ... #Classes #Diagnosis
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... • Blood loss: GI ... cancer, ulcer, IBD ... Differential #Diagnosis #Causes ... #Fe #algorithm
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis Algorithm ... Chronic Disease • GI ... Celiac, IBD) • ... Differential #Diagnosis #Algorithm ... endocrinology #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Abdominal Pain Causes ... Family history of IBD ... Consider cardiac causes ... genitourinary causes ... Diverticulitis • IBD
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... skin pallor • GI ... diarrhea related to IBD ... total body stores Evaluation ... symptoms • P/E - GI
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Differential Diagnosis Algorithm ... , asymptomatic IBD ... OUT BRISK Upper GI ... Differential #Diagnosis #Algorithm ... #Causes