Answer to Question #100840 in Human Anatomy and Physiology for Swarna

Question

A 24 year old man met with a accident and sustained a blow to his right arm. Following which he complained of his inability to perform day to day chores like eating, writing etc using his right hand. On local examination,his right wrist and digits of right hand are all seen in flexed position. Which structure is affected. Reason out the clinical findings

Answer 1

The carpel tunnel is affected in this case which is known as carpel tunnel syndrome because of the flexion of wrist of right hand which causes for numbness or tingling in hands. So unable to write properly. The carpel tunnel protects the median nerve and flexor tendons to bend the fingers and thumb.The condition occurs when one of the major nerves that is median nerve is squeezed or compressed by the swelling of tissues surrounding the flexor tendons that travels through the wrist. Sometimes fracture arises this syndrome which usually occurs due to the hard fall or a blow to the hand causes hand and wrist fractures bacause of the falling on an outstretched hand or wrist during an individual catch himself/herself with one hand after a fall, they are putting a lot of stress on bones and as a result fracture occurs.

The reason is if the fingers are not balled up, they are also quite vulnerable to fracture as well as twisting the hand or wrist in sports, the bones of hands or wrists can be overstressed and fracture.