22 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Annotated on Chest ... CT Right Lung: ... lobes #Segments #Chest ... #CT #CTChest #pulmonary
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Track Sign on Chest ... Cylindrical or traction bronchiectasis ... , CF, ILD, necrotizing ... #Lung #Pulmonary ... #diagnosis #radiology
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... sweats, chills (infection ... disease or CHF) ... lymadenopathy, clubbing, chest ... refer + order CT
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign on Chest ... CT • Prominently ... • DDx: Bronchiectasis ... #Lung #Pulmonary ... #diagnosis #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... in the adjacent lung ... high-resolution chest ... CT) • Broncho-arterial ... #diagnosis
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
Bronchiectasis - ... CAN YOU SEE ON CT ... involving a segment or lobe ... Immunodeficiency 3) Infection ... #pulmonary #diagnosis
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Sarcoidosis • Bronchiectasis ... HiRes #HighRes #Chest ... #CT #Patterns #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... Miliary #Pattern #Chest ... #pulmonary #CXR ... #clinical #CT
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... infections according ... #Lung #Infections ... #Differential #Diagnosis ... #Chest
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... patients), • Chest ... : • Chest Xray ... - Chest radiography ... the bronchus • Chest