34 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
specificity - Falsely negative ... disease) - May be negative ... HLA-DQ8 - High negative ... #Disease #Testing ... #Diagnosis #Workup
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Test for celiac ... Non-invasive testing ... endoscopy only if: • Negative ... change medical management ... Gastrointestinal #Evaluation #workup
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... hydrogen breath test ... for celiac and/ ... for celiac disease ... Chronic #Diarrhea #Workup
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 ... negative and diarrhea ... #Diarrhea #Workup
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... (TST) False-negative ... because false-negative ... sample = 95% • A negative ... #Diagnosis #Workup
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Diagnosis and Management ... spread of the Gram-negative ... susceptibility testing ... the preferred test ... typically part of the workup
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS and negative ... a stand-alone test ... #Diagnosis #PhysicalExam ... #HeadImpulse #Testing
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
98% and is the best ... pts need further testing ... -A negative test ... -A positive test ... gastroenterology #workup
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... strategy with minimal testing ... cultures, but test ... - Rule out celiac ... Balloon Expulsion Test
Antenatal Visits - Testing and Schedule
At Every Visit:	
 • Gestational Age	
 • BP
 • Maternal Weight
Protein Blood Work ... Stillbirth GDM Management ... Glucose Challenge Test ... Glucose Tolerance Test ... Well-being GBS Testing