7 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Diagnosis #Workup ... #Table
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Chronic Disease - Laboratory ... Testing SUMMARY ... non-invasive test ... #Testing #Comparison ... #Table #Fe
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... tests may be needed ... chronic kidney tests ... Test for celiac ... Non-invasive testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... antibody (ANA) test ... ; if positive, test ... Screening Tests ... Screening Tests
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... - Serum tests that ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing ... endocrinology #workup
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 ... #Workup #table
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
IgA deficiency affects ... pts need further testing ... -A negative test ... -A positive test ... gastroenterology #workup