11 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Abscess Pathophysiology ... dyspnea, productive cough ... Blood cultures • CXR ... early disease) • CXR ... shows a small, stable
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... seen and in many cases ... #Diagnosis #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... Pulmonary #Diagnosis #Radiology
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... non-productive cough ... dealing with the differential ... #Clinical #Radiology ... #CXR #Peripheral
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... lobar pneumonia caused ... respond to the treatment ... #Diagnosis #Radiology ... #Pulmonary #CXR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... • Granulomas unable ... • Productive cough ... and Culture • CXR ... disease • Check CXR
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Pulmonary Edema - Differential ... Framework NCPE Pathophysiology ... Causes include: ... ischemic changes CXR ... Transfusion-related acute lung
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Symptoms: • Chronic cough ... Most Common Causes ... mycobacteria Treatment ... Bronchiectasis #pulmonary #differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... granulomas within the lungs ... symptoms are not caused ... e.g. incidental CXR ... Pulmonary: dyspnea, cough
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... • Granulomas unable ... • Productive cough ... and Culture • CXR ... disease • Check CXR