19 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
inhibitors • Injection ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #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
inhibitors • Injection ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... tissue damage - CXR ... involvement - CT ... #Diagnosis #Management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... seen • Chest CT ... westermani • Other: TB ... #Abscess #pulmonary ... #treatment #diagnosis
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Threshold for treatment ... • Abnormal CXR ... carcinoma of head/neck/lung ... Underweight • Injection ... SkinTest #TST #diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... +/- High res CT ... Fungal, AFB), TB ... #workup #diagnosis
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
on Chest CT • Diffusely ... dense pulmonary ... arrow) • DDx: PAM ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: TB, NTM, PNA ... Nasal polyps and signs ... in the adjacent lung ... high-resolution chest CT ... mycobacteria Treatment
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
ventilated • CXR ... , Lung US, Echo, ... Matthew Ho, MD PhD ... #Exacerbation #treatment ... #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Differential Diagnosis ... Nocardia, zoonotic infections ... #pulmonary #CXR ... #clinical #CT