10 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... and specificity ... and specificity ... #Disease #Testing ... #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
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
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
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
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
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
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... cultures, but test ... Food allergy/ sensitivity ... testing unless ... - Rule out celiac
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... - CCP antibody testing ... has higher specificity ... but lower sensitivity ... Arthritis #laboratory #workup
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... Sensitivity Specificity ... 96% • Higher specificity ... the use of this test ... #FalsePositives