31 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Emphysema #SignetRing #RadiologyAssistant
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Less common since cART ... Rhabdomyolysis (rare ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... is a possible diagnosis ... LAM is a rare lung ... airways leading to pulmonary ... #RadiologyAssistant
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
- Differential Diagnosis ... Primary - Other (Rare ... Lymphangioleiomyomatosis (LAM ... ), • Pulmonary ... , Beomycin • Acute
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... these patterns are ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Diagnosis: ... - No specific lab ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary ... #ILD #diagnosis
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
differentiate between acute ... the differential diagnosis ... - Lung neoplasms ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... Acute Eosinophilic ... Dyspnea+, Pleuritic Chest ... Effusions - Rare ... #diagnosis #pulmonary
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... nodular interstitial lung ... #Clinical #Diagnosis ... Consolidation #Causes #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... for Klebsiella pneumonia ... CXR upright or lat ... Clindamycin in case ... #Abscess #pulmonary