Grocco's triangle

FREE subscriptions for doctors and students... click here
You have 3 more open access pages.

In the presence of a pleural effusion, the posterior mediastinal pleura may bulge into the contralateral hemithorax.

This may result in a triangle of dullness to percussion in the contralateral hemithorax. Grocco's triangle is considered pathognomonic of pleural effusion.

Last reviewed 01/2018