15 results
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Test Characteristics ... Sensitivity ... Cholecystitis #Testing ... Characteristics #Table ... #Sensitivity #Specificity
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... and first-level screening ... test - High sensitivity ... Celiac #Disease #Testing ... #Table
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... tests: • FIT: ... Cancer #colon #Screening ... #table #management ... gastroenterology #CRC #Testing
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
diseased by the screening ... will correctly diagnose ... Specificity is the ... scores on the screening ... #Calculation #Table
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 ... #comparison #table ... #management #gastroenterology ... #CRC #Testing #
Chronic Hep B - How to screen for HCC
-q6 months ultrasounds
-Use of AFP has been found
lack adequate sensitvity ... nad specificity ... algorithm: #Diagnosis ... #Management #HepB ... #LiverNodule #Screening
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
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 ... ) was 0.80 and specificity ... Thus, further testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
has higher specificity ... but lower sensitivity ... Screening Tests ... Screening Tests ... (to support a diagnosis
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 ... #calculations #diagnosis