12 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... negative if on low-gluten ... Celiac #Disease #Testing ... #Diagnosis #Workup ... #Table
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 ... for correct classification ... Thus, further testing
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... lesions or SSLs • Colon ... Colorectal #Cancer #colon ... #comparison #table ... gastroenterology #CRC #Testing
Diagnosis Adrenal Insufficiency - Algorithm

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

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... - CCP antibody testing ... but lower sensitivity ... chest wall, and low ... Arthritis #laboratory #workup
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Cancer Screening Tests ... lesions or SSLs • Colon ... Colorectal #Cancer #colon ... #comparison #table ... gastroenterology #CRC #Testing
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... cultures, but test ... /o red flags - Low ... Food allergy/ sensitivity ... testing unless
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Differential Diagnosis Algorithm ... Etiology - High FSH, Low ... • Vanishing Testes ... Syndrome • Absent Testes ... Functional (e.g. eating
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC algorithm ... determine if stress test ... Orthopedic • Low ... surgery Stress Testing ... preoperative stress testing