99 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest ... radiopaedia.org/cases ... lobes #Segments #Chest ... #CT #CTChest #pulmonary ... #clinical #radiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Droplets that contain bacilli ... affecting the lungs ... • Lymphoma • Lung ... • Progressive lung ... • Upper lobe lung
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Droplets that contain bacilli ... affecting the lungs ... • Lymphoma • Lung ... • Progressive lung ... • Upper lobe lung
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
TB: Tree-in-bud ... patient with active TB ... bronchiolitis in infection ... #Clinical #Radiology ... #HRCT #CTChest
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... including: M, avium, TB ... multiple lesions Infectious ... differential #diagnosis #causes ... #radiology #neurology
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... of a cavitating lung ... pulmonary embolus I = infection ... pulmonary abscess (TB ... #Differential #Lung
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Anterior • Infection ... Posterior •TB ... , Mediastinum, Lungs ... Diagnosis #Algorithm #Causes
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... Lung Disease. ... cell arteritis Infectious ... #Diagnosis #Radiology ... #Diffuse #Lung
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Parenchyma: • Infection ... : TB, Paragonimus ... westermani, PNA, Lung ... Diagnosis #pulmonary #causes
Cicacitration atelectasis
Atelectasis can be the result of fibrosis of lungtissue.
This is seen after radiotherapy and in
and in chronic infection ... , especially TB. ... density of the lung ... #Clinical #Radiology