16 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
or air-filled lesions ... diseases with a ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
Mosaic attenuation ... due to chronic ... disease #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Attenuation #Differential
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
On the left a patient ... enlargement of pulmonary ... caliber due to chronic ... #Clinical #Radiology ... #CTChest #GGO #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... hypertension • Mosaic ... of the affected lung ... Immunoglobulins (Ig M, A, ... #differential #
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
rigid chest cage ... fibrobulous apical lesions ... aspergillosis - Chronic ... #diseases #differential ... #STARCHASERS #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
parenchyma by a ... pneumonia • Chronic ... stable residual lesion ... #Abscess #pulmonary ... #differential #
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Focal pulmonary ... lesions that are ... diameter are called lung ... associated with lung ... comorbidities, such as chronic
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... mid and lower lung ... diseases with a ... #Clinical #Radiology ... #CTChest #Chronic
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
encounters due to NTM: Chronic ... Nodular or cavitary lesions ... gordonae - 99.9% a ... disease through local ... NTM #Infections #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Rapid onset of a ... Abdominal pain, chronic ... Infections #HIV #AIDS #pulmonary ... #differential #