Froment's paper sign and Jeanne's sign-- unusual etiology.
D000328:Adult; D002675:Child, Preschool; D005384:Finger Joint / Q000503:physiopathology; D050723:Fractures, Bone / Q000150:complications* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008663:Metacarpus / Q000293:injuries*; D010243:Paralysis / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D010523:Peripheral Nervous System Diseases / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology; D013933:Thumb / Q000002:abnormalities / Q000503:physiopathology; D014459:Ulnar Nerve / Q000503:physiopathology*