26 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Annotated on Chest ... radiopaedia.org/cases ... #CT #CTChest #pulmonary ... clinical #radiology #Anatomy
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... and Management ... polymicrobial infection ... • Most common cause ... #Abscess #pulmonary
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
involving a segment or lobe ... Immunodeficiency 3) Infection ... Bronchiectasis #pulmonary ... #diagnosis #differential ... #causes
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Therefore, conditions caused ... apices caused by ... a rigid chest cage ... #differential #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... #differential #diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... of right middle lobe ... • Dyspnea, • Chest ... Diagnosis Of NTM ... #differential #diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... Progression: • Upper lobe ... Tuberculosis Diagnosis ... Tuberculosis #TB #Diagnosis ... #Management #Treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... Progression: • Upper lobe ... Tuberculosis Diagnosis ... Tuberculosis #TB #Diagnosis ... #Management #Treatment
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... lymphocytic interstitial lung ... and M panel Management ... DDX - Other causes ... #management
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... Causes: • Mycobacterium ... Noninfectious Causes ... : • Pulmonary ... #pulmonary