8 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... and specificity ... and specificity ... #Disease #Testing ... Tests #Diagnosis #Workup
Emergency physician interpretation of point-of-care ultrasound for identifying and grading of hydronephrosis in renal colic compared
hydronephrosis in renal colic ... Hydronephrosis #Comparison #Accuracy ... #Sensitivity #Specificity ... #Testing
There are several screening questionnaires for OSA, although the accuracy of many of them is limited.4,6,7,24
, although the accuracy ... Figure 1).27 Its sensitivity ... than 85%, with a specificity ... , and a higher specificity ... the primary care setting
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... ) was 0.80 and specificity ... Thus, further testing ... #Differential #Algorithm
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Diagnosis Algorithm ... IgA TTG has high sensitivity ... and specificity ... pts need further testing ... gastroenterology #workup
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 1) Screening ... have almost 100% specificity ... for AI (but low sensitivity ... require Cosyntropin testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... has higher specificity ... test but lower sensitivity ... 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 ... Specificity (rule ... FN) Higher specificity ... error Validity (“accuracy