3 doctors weighed in:

What causes hicc cough?

3 doctors weighed in
Dr. Dan Fisher
Internal Medicine
2 doctors agree

In brief: Phrenic nerve.

Irritation of the phrenic nerve somewhere along its course.
The nerve travels from your spinal cord in your neck down through the chest, past the heart and innervates the diaphragm below.

In brief: Phrenic nerve.

Irritation of the phrenic nerve somewhere along its course.
The nerve travels from your spinal cord in your neck down through the chest, past the heart and innervates the diaphragm below.
Dr. Dan Fisher
Dr. Dan Fisher
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