12 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
affecting the lungs ... • Progressive lung ... Active TB: • ... staining, NAA (PCR ... #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
affecting the lungs ... • Progressive lung ... Active TB: • ... staining, NAA (PCR ... #Diagnosis #Management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Diagnosis and Management ... signs/symptoms of active ... pulmonary TB PE ... for concomitant pulmonary ... involvement - CT
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... CXR +/- High res CT ... Fungal, AFB), TB ... PCR sputum, PCP
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... seen • Chest CT ... Clindamycin in case of PCN ... westermani • Other: TB ... #Abscess #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... Kansasii: • Mimics TB ... complicate MAC pulmonary ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... Calcification (seen in CT ... Devpriyo Pal @drdevrad ... Silicosis #clinical #radiology ... XRay #labeled #pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CT: Halo sign ... Pneumonia: • PVL ... infiltrates, mimicking TB ... Infections #HIV #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Sign on Chest CT ... massive fibrosis, active ... #Galaxy #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Sporotrichosis - Sporothrix schenckii - Diagnosis and Management Summary
Sources: 
 • Landscaping, Christmas tree farming, Rose
Diagnosis and Management ... pyogenic process • PCR ... • Pulmonary Sporotrichosis ... CSF similar to TB ... schenckii #diagnosis #infectiousdiseases