11 results
Cholecystitis Diagnostic Test Characteristics  

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

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... and specificity ... and specificity ... Celiac #Disease #Testing ... Diagnosis #Workup #Table
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Bowel Obstruction Testing ... #Accuracy #Sensitivity ... #Specificity #KUB ... LikelihoodRatio #Comparison ... #Table
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... , 94% specificity ... , 87% specificity ... #comparison #table ... gastroenterology #CRC #Testing
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Disease - Laboratory Testing ... normal but poor sensitivity ... Ferritin-best non-invasive test ... Disease #Laboratory #Testing ... #Comparison #Table
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
, 94% specificity ... , 87% specificity ... , 91% specificity ... #comparison #table ... gastroenterology #CRC #Testing
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
hypercalcemia rests ... value of 0.0115, sensitivity ... for correct classification ... ) was 0.80 and specificity ... Thus, further testing
Diagnosis Adrenal Insufficiency - Algorithm

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

• Septic arthritis - Gram stain and culture of
- CCP antibody testing ... has higher specificity ... but lower sensitivity ... and C serology testing ... RF (if clinical features
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... Specificity (rule ... FN) Higher specificity ... PPV Higher sensitivity ... probability of getting