28 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
basis of HRCT findings ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... • Interstitial lung ... • Ventricular Septal ... ** • Atrial Septal ... Abnormalities • Chest
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... with interstitial lung ... a predominant finding ... #HRCT #CTChest ... #Differential #RadiologyAssistant
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
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
diseases showing septal ... Cardiogenic pulmonary ... #CTChest #LymphangiticCarcinomatosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Targeted Exam: Mental ... (JVP, edema), Lung ... POCUS (B-lines, lung ... STAT CXR, CTA Chest ... Management #treatment #criticalcare
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... along interlobular septa ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Cardiogenic pulmonary ... edema: incidental finding ... Radiology #HRCT #CTChest ... Reticular #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... in interstitial lung ... is interstitial lung ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
On the left we see focal irregular septal thickening in the right upper lobe in a
focal irregular septal ... This finding is ... lesion in the left lung ... Clinical #Radiology #CTChest ... Carcinomatosis #RadiologyAssistant