49 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Testing Common ... Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... dexamethasone suppression test
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... and first-level screening ... test - High sensitivity ... #Testing #Laboratory
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
antibody (ANA) test ... ; if positive, test ... Tests for All Types ... Screening Tests ... Screening Tests
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
test (i.e. they ... probability that the test ... identified by the test ... that the test will ... term, a specific test
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
Cubital Tunnel Syndrome ... Medial hand and elbow ... pain • + elbow ... flexion test ... Hypothenar muscle wasting
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
who test positive ... then all negative tests ... who test negative ... then all positive tests ... reproducibility of test
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
liver function tests ... abnormal liver blood tests ... of liver blood tests ... of liver blood test ... indicates all the tests
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
smear, HIV/HCV testing ... PT, aPTT(liver disease ... K), H. pylori test ... thyroid function test ... bypass), LFT (liver disease
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... adults • Blood tests ... Pulmonary function tests ... Sweat chloride test
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
95% - Initial screening ... test Anti-dsDNA ... with more severe disease ... block • Sjogren syndrome ... polymyositis overlap syndrome