![]() It can occur when a person falls asleep while heavily medicated and/or under the influence of alcohol with the underside of the arm compressed by a bar edge, bench, chair back, or like object. The term Saturday Night Palsy refers to an injury to the radial nerve in the spiral groove of the humerus caused while sleeping in a position that would under normal circumstances cause discomfort. There are many ways to acquire radial nerve palsy. ![]() Drooping of the hand, also called wrist drop.Abnormal sensations near the thumb, index and middle fingers.Lost ability or discomfort bending hand back at the wrist.Lost ability or discomfort in extending the elbow.Signs and symptoms Īnyone experiencing radial nerve dysfunction could also experience any of the following symptoms: One out of every ten patients with radial nerve dysfunction do so because of a fractured humerus. This type of injury can be difficult to localize, but relatively common, as many ordinary occurrences can lead to the injury and resulting mononeuropathy. The damage also has motor consequences, as it interferes with the radial nerve's innervation of the muscles associated with the extension at the elbow, wrist, and fingers, as well the supination of the forearm. The damage has sensory consequences, as it interferes with the radial nerve's innervation of the skin of the posterior forearm, lateral three digits, and the dorsal surface of the lateral side of the palm. Radial nerve dysfunction is a problem associated with the radial nerve resulting from injury consisting of acute trauma to the radial nerve. The suprascapular, axillary, and radial nerves. ![]() Medical condition Radial nerve dysfunction ![]()
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