12 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... • Additional laboratory ... Test for celiac disease ... Gastrointestinal #Evaluation ... #workup #diagnosis
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... Evaluation Serum ... - Vitamin D deficiency ... Chronic kidney disease ... #Hypocalcemia #Laboratory
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
negative with IgA deficiency ... patients with IgA deficiency ... patients with IgA deficiency ... #Testing #Laboratory ... Tests #Diagnosis #Workup
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Capitis - Skin Disease ... of any comorbid disease ... fungi Initial Laboratory ... • RPR • Laboratory ... evaluation for
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Function Tests in the Evaluation ... Hyperthyroidism: Work-up ... ophthalmopathy → Graves' Disease ... endocrinology #TFTs #TSH #Interpretation
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
versus DIL • Laboratory ... • Immunologic Workup ... management of SLE • Evolution ... : Chronic disease
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
necrosis, Lyme disease ... viral arthritis Workup ... count, and crystal evaluation ... gram negative bacilli
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
calcium-b) • Laboratory ... • Immunologic Workup ... versus DIL • Laboratory ... • Immunologic Workup ... : Chronic disease
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... Evaluation for ... hallmark for the disease ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
distinguish between ACTH deficiency ... pituitary) and deficiency ... Insufficiency #Evaluation ... #laboratory #diagnosis ... endocrinology #workup