27 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... or interstitial lung ... Diagnosis #Radiology #Pulmonary ... #CTChest #GGO # ... #Differential #RadiologyAssistant
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung ... #AA #Gradient #alveolar
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
with airspace disease ... Is it pus, edema ... Diagnosis #Radiology #Pulmonary ... #CTChest #Consolidation ... #Differential #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
left multiple diseases ... edema: bilateral ... edema. ... #CTChest #LymphangiticCarcinomatosis ... Comparison #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... basis of HRCT findings ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Emphysema #SignetRing #RadiologyAssistant
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Blood: diffuse alveolar ... edema • Air: ... asthma • Pleural disease ... atelectasis • Lung ... Hypoventilation: • CNS
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
(alveolar edema ... areas of the lung ... The following signs ... #Pulmonary #Edema ... AlveolarEdema #RadiologyAssistant
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
Lung Findings on ... distal airways/alveoli ... #Findings #Pulmonary ... #PhysicalExam # ... diagnosis #signs
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... involvement of the lung ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... edema - filling ... of the alveoli ... nodular interstitial lung ... disease, that is