12 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... test - High sensitivity ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Diagnosis #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... but lower sensitivity ... Screening Tests ... Screening Tests ... #workup #diagnosis
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
Vascular imaging → Test ... Age-appropriate cancer ... - No other workup ... screening, CBC, ... hematology #diagnosis #algorithm
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
ACA Colorectal Cancer ... Screening Guidelines ... for Colorectal Cancer ... Screening Tests ... gastroenterology #CRC #Testing
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
for Colorectal Cancer ... Screening Tests ... #Colorectal #Cancer ... #colon #Screening ... gastroenterology #CRC #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 ... Thus, further testing ... #Differential #Algorithm
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Diarrhea Workup ... and Management Algorithm ... Breath test for ... *Especially if concern ... #Diarrhea #Workup
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 1) Screening ... for AI (but low sensitivity ... require Cosyntropin testing ... Insufficiency #Algorithm
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Methods - Sensitivity ... Urea breath test ... BEST first line test ... dyspepsia, FHx of GI cancer ... #Laboratory #Diagnosis
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... cultures, but test ... red flags - Low chance ... Food allergy/ sensitivity ... testing unless