15 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung abscess ... Lung Abscess - Clinical ... Abscess 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
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
(infection) • ... Dyspnea (underlying lung ... disease or CHF) ... ) • Abnormal CXR ... History of cancer, lung
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 ... Septic emboli • Lung ... abscess Primary ... • Progressive lung ... • Upper lobe lung
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 ... Septic emboli • Lung ... abscess Primary ... • Progressive lung ... • Upper lobe lung
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... - Imaging: • CXR ... peripheries and lower lung ... • Lung biopsy: TBNA ... or Surgical lung
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
an abscess may ... the consolidated lung ... like TB, cavities ... #Clinical #Radiology ... #CXR #CTChest #
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... • Lymphoma • TB ... Causes: • Still's ... Night Sweats: • TB ... Brucellosis • Liver or lung
Nontuberculous Mycobacteria (NTM) Infections 

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

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Fevers and/or chills ... : TB, NTM, PNA ... in the adjacent lung ... of the affected lung ... mycobacteria Treatment