Air bronchogram sign

Case contributed by Dr Iqbal Naseem


A middle aged male presented with cough and fever since last one week.

Patient Data

Age: 45 Years
Gender: Male

Airway surrounded by collection in alveolar spaces and loss of volume giving positive air bronchogram sign on right side.

Also noted is right sided pleural effusion.

Case Discussion

Air bronchogram sign is non specific sign seen in benign as well as malignant conditions.

Consolidation or more commonly called as pneumonia is most common benign cause of this sign.

Broncho-alveolar carcinoma (BAC) is most common malignant lesion which gives positive air bronchogram sign. 

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Case information

rID: 21277
Published: 13th Jan 2013
Last edited: 7th Feb 2016
System: Chest
Inclusion in quiz mode: Included

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