11 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
for Celiac Disease ... negative predictive value ... for celiac disease ... #Disease #Testing ... #Laboratory #Tests
Unilateral / Asymmetric Lower Extremity Swelling - Differential Diagnosis Framework
Acute:
 • DVT *Can't Miss Diagnosis
 •
Unilateral / Asymmetric Lower ... Cyst, Cellulitis, Knee ... Problems Chronic ... : • Venous Disease ... Brianna Valdes @
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... inflammation or chronic ... kidney tests Test ... for celiac disease ... Non-invasive testing
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... hydrogen breath test ... for celiac and/ ... for celiac disease ... Workup #diagnosis #differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... , physical and testing ... cardiac causes • Lower ... bowel syndrome • Celiac ... #Causes #Differential
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Studies in Rheumatic Diseases ... but lower sensitivity ... more time for the laboratory ... for Chronic Polyarthritis ... Rheumatoid #Arthritis #laboratory
Low Back Pain (Lumbago) - Common Differential Diagnosis and Patterns

Mechanical Low Back Pain:
Aching pain in the
Lumbago) - Common Differential ... may radiate into lower ... or inflammatory disease ... pain below the knee ... Chronic Back Stiffness
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Connective tissue diseases ... pulmonale, in advanced disease ... Bronchoscopy Laboratory ... Sweat chloride test ... Bronchiectasis #pulmonary #differential
Weight Loss - Differential Diagnosis Algorithm
Decreased Intake:
 • GI illness (upper and lower)
 • Psychiatric (Depression,
Weight Loss - Differential ... illness (upper and lower ... Psychiatric (Depression, eating ... Celiac Disease) ... COPD) • Chronic
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
studies (greater power ... probability of getting ... > incidence in chronic ... how related two values ... when it’s false Power