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
• Lymphoma • Lung ... • Progressive lung ... • Upper lobe lung ... Treatment: Active ... #TB #Diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
• Lymphoma • Lung ... • Progressive lung ... • Upper lobe lung ... Treatment: Active ... #TB #Diagnosis
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Threshold for treatment ... individual with active ... CXR consistent ... carcinoma of head/neck/lung ... SkinTest #TST #diagnosis
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... meropenem) #Lung ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases Clinical ... signs/symptoms of active ... pulmonary TB PE ... tissue damage - CXR ... #TB #Diagnosis
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
area of the left lung ... for pulmonary tuberculosis ... , abandoned long ... collapse the involved lung ... #Clinical #PCC #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... westermani • Other: TB ... #Abscess #pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... Fungal, AFB), TB ... HIVAIDS #workup #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... macrophages in HIV • Lung ... : • Upper lung ... cough, myalgia • Lung ... Microsporidium #Lung
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status • Chronic lung ... to NTM: Chronic lung ... Kansasii: • Mimics TB ... - Cough and lung ... Lung Disease: