There is loss of sensation of lateral 3 and 1/2 finger. The likely nerve injured is/are :
Explanation: Loss of sensation of lateral 3 and 1/2 fingers is due to lesion of median and radial nerve. Sensations on the palmar aspect of lateral 3 &1/2 fingers (including nail beds) are carried by median nerve. Lateral 3 & 1/2 fingers (excluding nail beds) on the dorsum of hand are supplied by radial nerve. Palmar and dorsal aspect of medial 1 &1/2 fingers (including nail beds) is supplied by ulnar nerve.
Only median nerve
Median nerve plus ulnar nerve only
Median nerve plus radial nerve only
Ulnar and radial nerve only
Nerve supply, Nerve Lesions