12 results
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Causes of acute ... Irritable bowel syndrome ... Parasitic infections ... Malabsorption syndromes ... #management #algorithm
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
barns and lake houses ... Cardiopulmonary Syndrome ... , weakness +/- diarrhea ... Hantavirus #diagnosis #management ... #treatment #microbiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... • Most common cause ... Abscess Pathophysiology ... Abscess Management ... Coccidioides • Parasite
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Diagnosis and Management ... intracellular parasite ... • Anorexia, Nausea ... cramping, Watery diarrhea ... #treatment #microbiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... pain, chronic diarrhea ... factor • May cause ... possible in HIV PARASITIC
Strongyloides Stercoralis on sputum microscopy
As many suggested this was strongyloides stercoralis hyperinfection syndrome.
Infection is initiated by
Unlike other parasites ... travel back to lung ... symptoms: - GI: diarrhea ... is caused by accelerated ... strongyloidiasis #microbiology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... granulomas within the lungs ... • Heerfordt syndrome ... Sarcoidosis #Diagnosis #Management
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... • Infectious diarrhea ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... Guillain-Barre Pathophysiology ... arrythmias • Other: Diarrhea ... #diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Lady Windermere Syndrome ... : • Syndrome of ... liver enzymes, diarrhea ... diagnosis • Microbiologic