18 results
Causes of Approach to Altered Level of Consciousness - Workup
Clinical Exam - Focal
 • Trauma
 •
Causes of Approach ... Consciousness - Workup ... • See Imaging Section ... Refer to Blood Work ... #algorithm #Causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Diagnosis and Screening ... CT, Bilateral selective ... #Screening #Workup ... #table
PDE5 inhibitors are usually the drugs of first choice for erectile dysfunction.

PDE5 inhibitors enhance an erection that is
PDE5 inhibitors are ... inhibitors enhance an erection ... #pharmacology #comparison ... dosing #drugs #table
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... Causes of acute ... surgery or ileal resection ... Diarrhea #management #algorithm ... #workup #diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... Tuberculin test, Graft rejection ... types #allergy #table ... classification #comparison
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Differential Diagnosis Algorithm ... post Caesarean section ... . heparin) • Pre-existing ... #Causes #Obstetrics
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
recommended for routine screening ... chains, which are ... and specific for detection ... common causes of ... glomerular #testing #workup
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
fungi; exceptions are ... sensitive as Ag detection ... ; some strains are ... fungi #fungus #comparison ... #table
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Fatigue and IBD Algorithm ... NRH & Heme eval. re ... ileal Crohn's/resection ... /other causes • ... modifications Algorithm
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Sensitivity (rule out – screening ... increase power) Selection ... Lead-time bias: early detection ... but not on the causal