flapping tremor

A "flapping tremor," or asterixis, is characterized by irregular flapping-hand movement, which appears most often with outstretched arms and wrist extension.

General: spider angiomata, temporal wasting, fetor hepaticus, asterixis (flapping tremor)

Asterixis (also called the flapping tremor, or liver flap) is a tremor of the hand when the wrist is extended, sometimes said to resemble a bird flapping its wings.