21 results
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Tuberculosis Overview ... : • Tuberculin ... and Culture • CXR ... disease • Check CXR ... #Management #Treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Tuberculosis Overview ... : • Tuberculin ... and Culture • CXR ... disease • Check CXR ... #Management #Treatment
Identify a Positive Tuberculosis (TB) Skin Test
#Diagnosis #Tuberculosis #LatentTB #Tuberculin #SkinTest #TST #Interpretation #Induration #Thresholds #Diameters
Identify a Positive Tuberculosis ... (TB) Skin Test ... #Diagnosis #Tuberculosis ... #LatentTB #Tuberculin
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Tuberculin Skin ... individual with active TB ... • Abnormal CXR ... consistent with old TB ... individuals #Tuberculosis
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in Tuberculosis ... Diagnosis and Management ... Mycobacterium tuberculosis ... tissue damage - CXR ... #Management #Summary
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
LATENT TB • ... IGRA/QuantiFERON-TB ... interpreted Tuberculin ... age ACTIVE TB ... Diagnosis #Workup #TB
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... drdevrad #Pulmonary #Tuberculosis ... #TB #Patterns # ... clinical #radiology #CXR
Causes of False-Positive and False-Negative IGRA and TST Results

#Diagnosis #TB #Tuberculosis #Tuberculin #SkinTest #TSTs #IGRA #FalseNegatives
#Diagnosis #TB ... #Tuberculosis # ... Tuberculin #SkinTest
Hansen's Disease (Leprosy)
 • Transmission - not completely understood, ?nasal droplets
 • Symptoms appear ~5 years
leprae complex: • Tuberculoid ... and borderline tuberculoid ... Treatment Regimen: • Tuberculoid ... Leprosy #diagnosis #management
IDSA - Prophylaxis to Prevent First Episode of Opportunistic Disease in HIV-AIDS
 • Pneumocystis pneumonia (PCP)
Mycobacterium tuberculosis ... infection (TB) ... HIVAIDS #IDSA #management