Where to Hear Rhonchi?

This low-pitched sound that usually starts in the larger airways in the lungs. It can be heard on an inhale or exhale, and it's often compared to the sound of snoring.

Where is rhonchi best heard?

Potential causes include pleural effusion and pneumothorax. It is best heard in the lower anterior lungs and lateral chest, during both inspiration and expiration.

Is rhonchi upper or lower airway?

Rhonchi are usually caused by a stricture or blockage in the upper airway. These are different from stridor.