Hereditary neuropathy with pressure palsies (HNPP) is an inherited nerve disorder that typically causes numbness, tingling and muscle weakness.

It affects one or more of the peripheral nerves, which connect the brain and spinal cord to the muscles and to the sensory cells that detect touch, pain and temperature.

HNPP is thought toaffect between 1 in 50,000 and 1 in 20,000 people in the UK.Other terms for it are "entrapment neuropathy" and "compression neuropathy".

It is just one ofmanyinherited conditions that damage the peripheral nerves, which arecollectively knownas Peroneal muscular atrophy .

Content supplied by the NHS Website

Medically Reviewed by a doctor on 27 Jun 2016