14 results
Algorithm for the Evaluation of Acute Diarrhea (< 7 days)
Are the following present?
   1.
Fecal leukocytes ... Ova and parasite ... testing, if: ... HIV infection or ... Fecal leukocyte
Infectious Diarrhea - Laboratory Testing

Clostridium difficile
Salmonella enterica, Shigella spp, Campylobacter spp 
Salmonella enterica serovars Typhi and
Infectious Diarrhea ... - Laboratory Testing ... Microsporidia (now ... #differential # ... Laboratory #Testing
IBD - Assessment of Lack of Response (sLOR) - Differential Diagnosis
Non-inflammatory mechanisms:
 • IBS
 • Fibrostenotic
Response (sLOR) - Differential ... Other (bile salt diarrhea ... Non-IBD related: • Infection ... burden - Low ... level - Fecal
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... NG drainage - Diarrhea ... type 4) - Salt wasting ... #Diagnosis #Low ... #Potassium #Table
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
strategy with minimal testing ... /o red flags - Low ... • If Diarrhea: ... bowel disease w/ fecal ... calprotectin or fecal
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
result-watery diarrhoea ... mellitus, Bile acid diarrhoea ... overgrowth, HIV infection ... #differential #diagnosis ... #causes #gastroenterology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... Familial renal Mg wasting ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table
Clinical Presentations Suggestive of Infectious Diarrhea Etiologies
 • Persistent or chronic diarrhea - Cryptosporidium spp, Giardia
Suggestive of Infectious ... and parasitic infections ... less - Norovirus (low-grade ... hours in 40% if infections ... #differential #
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Inflammatory: infectious ... Hypovolemic Shock - Low ... : GI (vomiting/diarrhea ... Cardiogenic Shock - Low ... #criticalcare #differential
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Inflammatory: infectious ... Hypovolemic Shock - Low ... : GI (vomiting/diarrhea ... Cardiogenic Shock - Low ... #criticalcare #differential