10 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Abscess Diagnosis ... ) • CXR upright ... seen • Chest CT ... westermani • Other: TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
macrophages and T cells ... abscess Primary ... and Culture • CXR ... • Check CXR and ... #Diagnosis #Management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... tissue damage - CXR ... involvement - CT ... CMC_IM #Potts #Disease ... #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
macrophages and T cells ... abscess Primary ... and Culture • CXR ... • Check CXR and ... #Diagnosis #Management
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... +/- High res CT ... Fungal, AFB), TB ... Infectious Diseases ... HIVAIDS #workup #diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... biliary, renal, lung ... concentration PET-CT ... increased IgG4+ cells ... #diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Kansasii: • Mimics TB ... Advanced HIV (CD4 cell ... Diagnosis Of NTM ... Lung Disease: ... Imaging, high res CT
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... biopsy confirmed a diagnosis ... indicated stage IV disease ... #NEJM #clinical ... #radiology #CT #
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Sinusitis • Brain abscess ... change in the lungs ... becomes a yeast cell ... nails, bronchi, lungs ... #Management #Infections
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
DIAGNOSIS • Imaging ... : X-rays, CT, or ... PET-CT / MRI: Staging ... Histiocytosis #Diagnosis ... #Management