Palmar branch of the median nerve

Nerve: Palmar branch of the median nerve
Nerves of the left upper extremity.
Superficial palmar nerves.
Latin ramus palmaris nervi mediani
Gray's subject #210 938
From median nerve

The palmar branch of the median nerve is a branch of the median nerve which arises at the lower part of the forearm.

Contents

Branches

It pierces the palmar carpal ligament, and divides into a lateral and a medial branch;

Clinical significance

Unlike most of the median nerve innervation of the hand, the palmar branch travels superficial to the Flexor retinaculum of the hand. Therefore, this portion of the median nerve usually remains functioning during carpal tunnel syndrome.[1]

References

  1. ^ Ellis, Harold; Susan Standring; Gray, Henry David (2005). Gray's anatomy: the anatomical basis of clinical practice. St. Louis, Mo: Elsevier Churchill Livingstone. p. 700. ISBN 0-443-07168-3. 

Additional images

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

Nerves of upper limbs (primarily): the brachial plexus (C5–T1) (TA A14.2.03, GA 9.930)
Supraclavicular
Infraclavicular
Other

M: PNS

anat(h/r/t/c/b/l/s/a)/phys(r)/devp/prot/nttr/nttm/ntrp

noco/auto/cong/tumr, sysi/epon, injr

proc, drug(N1B)