22 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... Widely variable sensitivity ... antibodies - Sensitivity ... #Testing #Laboratory ... #Workup #Table
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... hypercalcemia rests ... value of 0.0115, sensitivity ... for correct classification ... Thus, further testing
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... Sensitivity indicates ... that any given case ... implies being able ... #Calculation #Table
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Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Anemia of Chronic Disease ... - Laboratory Testing ... normal but poor sensitivity ... Ferritin-best non-invasive test ... #Comparison #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... of renal disease ... • Renovascular disease ... #Screening #Workup ... #table
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... smear, HIV/HCV testing ... PT, aPTT(liver disease ... K), H. pylori test ... thyroid function test
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... cardiopulmonary exercise testing ... liver function test ... #Hypertension #Workup ... #Algorithm
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... - CCP antibody testing ... but lower sensitivity ... Arthritis #laboratory #workup
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... strategy with minimal testing ... cultures, but test ... Food allergy/ sensitivity ... testing unless
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Sensitivity (rule ... PPV Higher sensitivity ... probability of getting ... but not on the causal