16 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 ... Blood cultures • CXR
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
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung ... bronchial obstruction caused ... structures in the right lung ... #Clinical #Radiology ... #CXR #CTChest #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... - Imaging: • CXR ... peripheries and lower lung ... Diagnosis: • Lung ... TBNA or Surgical lung
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... in the adjacent lung ... of the affected lung ... mycobacteria Treatment
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 ... Centrilobular nodules - Bronchiectasis ... - Cough and 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
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
an abscess may ... the consolidated lung ... one month after treatment ... #Clinical #Radiology ... #CXR #CTChest #
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... lymphocytic interstitial lung ... : Pneumonia • Autoimmune ... DDX - Other causes