25 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... first-level screening test ... #Diagnosis #Workup ... #Table
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Additional laboratory tests ... chronic kidney tests ... Test for celiac ... disease with serology ... change medical management
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
scan – get if concern ... Check pregnancy test ... affects diagnostic workup ... choices AND management ... Diagnosis #Algorithm #Workup
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
the screening test ... probability that the test ... identified by the test ... the screening test ... term, a specific test
Colorectal Cancer Screening and Polyp Surveillance Intervals
Colon Cancer Screening - Modality - Interval:
 • Colonoscopy -
Colorectal Cancer ... Intervals Colon Cancer ... Multitarget DNA stool test ... Surveillance #Intervals #management ... #gastroenterology
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
Indication → Pre-test ... Step 2: Pre-test ... Develop a pre-test ... assign a final post-test ... #ultrasound #management
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... dexamethasone suppression test ... #table
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 ... Balloon Expulsion Test ... #gastroenterology
ED Treatment of 
Abnormal Uterine Bleeding 

Hemodynamically unstable 
Resuscitation 
 • ABCs! 
 • Fluids +
coagulopathy Pregnancy test ... Hemodynamically stable ... thromboembolic disease ... , breast cancer, ... Uterine #Bleeding #Management
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Screening Tests ... Stool/blood-based tests ... Multitarget stool DNA test ... colon #Screening #Tests ... #management #gastroenterology