44 results
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... • Hepatitis B serology ... #Rheumatic #Disease ... diagnosis #testing #Rheumatology
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Additional laboratory tests ... chronic kidney tests ... Test for celiac ... disease with serology ... change medical management
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
Indication → Pre-test ... → Spectrum of Disease ... Step 2: Pre-test ... #Stewardship #ultrasound ... #management #diagnosis
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
inhibitor • Liver disease ... • Heparinized line ... • Underfilled test ... Thromboplastin #laboratory #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Positive pathergy test ... is a skin prick test ... Syndrome #diagnosis #management ... signs #symptoms #rheumatology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
bacteria killed - rest ... Tuberculin skin test ... (IGRA) • PPD (TST ... latent TB with TST ... TB #Diagnosis #Management
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Presentation: • Mild disease ... failure • Severe pulmonary ... disease ARDS Diagnosis ... agglutination - test ... diagnosis #treatment #management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
bacteria killed - rest ... Tuberculin skin test ... (IGRA) • PPD (TST ... latent TB with TST ... TB #Diagnosis #Management
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... with more severe disease ... Used to monitor disease ... Summary #diagnosis #rheumatology ... #management
Invasive Candidiasis (IC)

Diagnosis:
Culture:
 • Gold standard, but Slow (~2-3 days), 50% sensitivity
 • Blood Sample
 •
Non-culture-based tests ... • Molecular Tests ... therapy First Line ... Additional management ... • Infectious Diseases