93 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... pneumonia (COP), Respiratory ... interstitial pneumonia (AIP ... #diagnosis #differential ... #pulmonary #causes
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... edema, severe ILD ... .2016.12.033 #Air ... #Pulmonary #diagnosis ... #radiology #clinical
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... centrilobular emphysema - Respiratory ... bronchiolitis (RB-ILD ... edema #Diagnosis ... #Radiology #Pulmonary
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... attenuation or air-filled ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Vessel Sign on Chest ... CT • Distinct pulmonary ... leading into a lung ... #Pulmonary #diagnosis ... #radiology #clinical
Whistling Cough- A 4-year-old boy presented to the otorhinolaryngology outpatient clinic with a 2-day history of
Cough- A 4-year-old ... bronchus, since air ... #NEJM #clinical ... #radiology #chest ... #xray #peds #respiratory
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... in the proper clinical ... abutting the pleura, air-bronchograms ... densities iin the left lung ... #Clinical #Radiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
the result of air ... or interstitial lung ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #CTChest #GGO #
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... sarcoidosis, mets to the lung ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Pertinent Chest x-ray Findings in the Trauma Patient and Implications
Respiratory distress without x-ray findings - Central
Implications Respiratory ... Pneumothorax, pulmonary ... , pulmonary contusion ... chestxray #trauma #diagnosis ... #signs #radiology