10 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Alveolar Proteinosis, Lymphoma ... Sarcoidosis • Bronchiectasis ... Cystic Fibrosis, ABPA ... #radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
histiocytosis) - Bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Track Sign on Chest ... Cylindrical or traction bronchiectasis ... necrotizing pna, ABPA ... Sign #CT #Lung #Pulmonary ... #diagnosis #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... • Bronchiectasis ... Loss of weight • Chest ... Hypersensitivity: ABPA ... #pulmonary #differential
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
of mediastinal lymphoma ... blue marks on her chest ... evaluate her JVP (video ... Kussmaul's sign is the paradoxical ... Pericarditis #Cardiology
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Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... inhalational injury Differential ... • Malignancy: Lymphoma ... #Radiology #differential ... #diagnosis #pulmonary
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
- Aspergillus/ABPA ... caused by a rigid chest ... Pulmonary Diseases ... lung #diseases #differential ... #STARCHASERS #radiology
Tree-in-bud almost always indicates the presence of:
Endobronchial spread of infection (TB, MAC, any bacterial bronchopneumonia)
Airway disease
cystic fibrosis, bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #TreeInBud #Differential
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
in interstitial pulmonary ... of carcinoma or lymphoma ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
some traction bronchiectasis ... like idiopathic pulmonary ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced