New research suggests that Leonardo da Vinci suffered severe nerve damage to his right hand after fainting and falling at some point late in his life. The injury may have impacted the famous artist… ...

Study: Leonardo da Vinci suffered from “claw hand,” not post-stroke paralysis Damage to ulnar nerve would have rendered fine movement impossible in his right hand.

Pfizer's new drug for claw hand may be used by men with bent phallus. Feb. 5, 2010— -- A new drug for claw hand, a condition that causes bent fingers, may serve double-duty as a penis ...