title: JAAD Grand Rounds quiz: A subcutaneous nodule on the right shoulder.
abstract: At the conclusion of this learning activity, physician participants should be able to assess their own diagnostic and patient management skills and use the results of this exercise to help determine personal learning needs. Instructions: In answering each question, refer to the specific directions provided. Because it is often necessary to provide information occurring later in a series that give away answers to earlier questions, please answer the questions in each series in sequence.
authors.affiliation: Taipei, Taiwan.
authors.forename: Chih-Tsung
authors.initials: CT
authors.lastname: Hung
authors.affiliation: Taipei, Taiwan.
authors.forename: Wei-Ming
authors.initials: WM
authors.lastname: Wang
mesh_terms: D048868:Adaptor Proteins, Signal Transducing / Q000235:genetics; D000230:Adenocarcinoma / Q000473:pathology*; D003110:Colonic Neoplasms / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D055653:Muir-Torre Syndrome / Q000235:genetics / Q000473:pathology*; D000070957:MutL Protein Homolog 1; D051718:MutS Homolog 2 Protein / Q000235:genetics; D009687:Nuclear Proteins / Q000235:genetics; D012782:Shoulder
chemical_list: D048868:Adaptor Proteins, Signal Transducing; C501486:MLH1 protein, human; D009687:Nuclear Proteins; C497172:MSH2 protein, human; D000070957:MutL Protein Homolog 1; D051718:MutS Homolog 2 Protein