To the Editor:—
Except for the occasional crushing of a toe by a dropped ball, injuries in bowling are rare. This report documents a pressure "neuroma" of the thumb caused by repeated trauma to the base of the digit as it engaged the bowling ball during delivery. The cause of such a lesion may easily be overlooked if one fails to obtain a history that includes not only the patient's vocation but his recreational habits as well.A 56-year-old insurance salesman presented with a two-month history of progressive numbness of the medial-volar aspect of the right thumb. He complained of a mass at the base of the thumb web that appeared to be enlarging since its discovery six weeks before. The patient was an active bowler, and several weeks prior to the onset of symptoms had entered a tournament which required participation three times each week. After an evening of
Siegel IM. Bowling-Thumb Neuroma. JAMA. 1965;192(3):263. doi:10.1001/jama.1965.03080160083037
Customize your JAMA Network experience by selecting one or more topics from the list below.