16 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... low attenuation (table ... lung disease and ... Diagnosis #Radiology #Pulmonary ... #CXR #Interstitial
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
represent 'diseases' per ... indicates unknown cause ... listed in the table ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Vascular (PE ... Limitation • Interstitial ... lung disease ... Abnormalities • Chest
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
(JVP, edema), Lung ... POCUS (B-lines, lung ... Troponin), ABG, STAT CXR ... stacked nebs • PE ... Management #treatment #criticalcare
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
(esp legs) -> Leg ... pleural effusion on CXR ... inflammation tends to cause ... interstitial lung ... disease/pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Blood cultures • CXR ... early disease) • CXR ... #Abscess #pulmonary ... #differential #causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... this is nodular interstitial ... lung disease, that ... Diagnosis #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... per 100,000 hospital ... - Imaging: • CXR ... eosinophilia pneumonia, Pulmonary ... Pneumonia #COP #BOOP #pulmonary
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... we describe a chest ... visible wall #CXR ... #Differential #Table ... #Pulmonary #Diagnosis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... symptoms are not caused ... e.g. incidental CXR ... Pulmonary: dyspnea ... , cough, chest pain