4 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... • Additional laboratory ... Test for celiac disease ... Non-invasive testing ... #workup #diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
negative with IgA deficiency ... negative if on low-gluten ... #Testing #Laboratory ... Tests #Diagnosis #Workup ... #Table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... in >90% - Low ... 60-80% - Low ... : Chronic disease ... sle #comparison #table
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
pituitary) and deficiency ... Insufficiency #Evaluation ... #laboratory #diagnosis ... #testing #endocrinology ... #workup