16 results
Syphilis Serologic Testing - Treponemal and Non-Treponemal Testing Algorithms
Treponemal Testing:
 • Confirmatory or Screening - Detection
Syphilis Serologic Testing ... Non-Treponemal Testing ... Algorithms Treponemal ... or Screening - ... Detection of antibodies
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
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Algorithm INDICATIONS ... evaluation or workup ... 1,500 cells/µL Workup ... for secondary causes ... allergy, drug reaction
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Diagnosis and Screening ... Testing Common ... CT, Bilateral selective ... #Screening #Workup ... #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
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... recommended for routine screening ... and specific for detection ... infections are common causes ... #workup #diagnosis
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... Colonoscopy: 100% detection ... Cancer #colon #Screening ... Tests #comparison #table ... gastroenterology #CRC #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Colorectal Cancer Screening ... Colorectal Cancer Screening ... Colonoscopy: 100% detection ... Tests #comparison #table ... gastroenterology #CRC #Testing
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
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... recommended for routine screening ... and specific for detection ... infections are common causes ... glomerular #disease #workup