11 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... test - High sensitivity ... Widely variable sensitivity ... #Testing #Laboratory ... #Workup #Table
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... by the screening ... Sensitivity indicates ... scores on the screening ... #Calculation #Table
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Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Diagnosis and Screening ... Testing Common ... of renal disease ... #Screening #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
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... but lower sensitivity ... Screening Tests ... Screening Tests ... Arthritis #laboratory #workup
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... out – screening ... who test positive ... PPV Higher sensitivity ... probability of getting
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
for glomerular disease ... recommended for routine screening ... C3, C4 - Test for ... infections are common causes ... #workup #diagnosis
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... suggested initial screening ... test should be ... elevated, HFE gene testing ... of liver disease
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... . 5) C3, C4 - Test ... recommended for routine screening ... infections are common causes ... #workup #diagnosis
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - ... Diagnosis Algorithm ... IgA TTG has high sensitivity ... pts need further testing ... gastroenterology #workup