12 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
intermediate risk of disease ... because false-negative ... sample = 95% • A negative ... Testing #Diagnosis #Workup ... #InfectiousDiseases
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Erythematosus (SLE ... • Immunologic Workup ... pANCA anti-MPO - Negative ... life-threatening • Treatment ... Evolution: Chronic disease
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
fastidious gram-negative ... Culture & GS, PCR Treatment ... : • Severe Disease ... #infectiousdiseases ... #microbiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... ), Malignancy, SLE ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology ... #zoonotic #infectiousdiseases
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
with passive AND active ... necrosis, Lyme disease ... viral arthritis Workup ... arthritis diagnosis Treatment ... staphylococcus, gram negative
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... • Immunologic Workup ... pANCA anti-MPO - Negative ... life-threatening • Treatment ... Evolution: Chronic disease
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
cell carcinoma (native ... , Busulfan • Disease ... Goodpasture's syndrome, SLE ... urine #management #treatment
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... • Some false negative ... monoclonality • "Reactive ... IgG4 #Related #Disease ... management #phenotypes #workup
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
microbiological techniques Work-up ... See charts - ... exists Infectious Diseases ... #differential #workup ... #infectiousdiseases
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... rate (ESR) • C-reactive ... ANAs; thus, a negative ... Arthritis #laboratory #workup