24 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... smear, HIV/HCV testing ... (CVID, WAS), (neurologic ... #Causes #Workup
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... negative predictive value ... #Testing #Laboratory ... #Tests #Diagnosis ... #Workup #Table
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... disease with serology ... Non-invasive testing ... Gastrointestinal #Evaluation #workup ... #diagnosis #gastroenterology
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... intermediate risk of disease ... positive predictive value ... #Diagnosis #Workup ... LatentTB #ActiveTB #InfectiousDiseases
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... of renal disease ... #Differential #Diagnosis ... #Workup #table
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Differential Diagnosis ... multiple sclerosis) Resting ... Tremor - Occurs at Rest ... MovementDisorders #Neurology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... (to support a diagnosis ... Arthritis #laboratory #workup ... #diagnosis #testing
Diagnosing Brucellosis
Epidemiological Exposures
- Endemic Regions
- Clinical Micro Lab Technicians
- Animal/Vaccine Exposure: Vets, Slaughterhouse workers, hunters
- Unpasteurized
Tests: - CBC ... Transaminitis - Radiology ... , Convalescent Serology ... #Criteria #Workup ... #Testing
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... • Inflammatory disease ... Urethral stricture/valves ... /phimosis #Diagnosis ... GrepMed Recommended Text
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
who test positive ... probability of getting ... how related two values ... but not on the causal ... #calculations #diagnosis