A case of dermatomyositis associated with pseudomyxoma peritonei originating from mucinous adenocarcinoma of the appendix. 1992

Y Maekawa, and K Nakamura, and R Nogami
Department of Dermatology, Kumamoto National Hospital, Japan.

A 69-year-old Japanese woman with erythema, severe edema on the face, Gottron's papules and poikiloderma was diagnosed as having dermatomyositis. She also noticed muscle weakness in her extremities, although her electromyogram showed neurogenic patterns. Her levels of CA19-9 and CEA were elevated and a CT of her abdomen revealed a giant, multilobular, cystic lesion in the pelvis. This tumor was diagnosed as pseudomyxoma peritonei originating from a mucinous adenocarcinoma of the appendix.

UI MeSH Term Description Entries
D011553 Pseudomyxoma Peritonei A peritoneal adenocarcinoma characterized by build-up of MUCUS in the PERITONEAL CAVITY. Mucus secreting cells may attach to the peritoneal lining and continue to secrete mucus. The majority of cases represent tumor spread from a primary low-grade mucinous neoplasm of the APPENDIX (NCI Thesaurus). Ascites, Gelatinous,Gelatinous Ascites,Syndrome of Pseudomyxoma Peritonei,Pseudomyxoma Peritonei Syndrome,Pseudomyxoma Peritonei Syndromes
D002288 Adenocarcinoma, Mucinous An adenocarcinoma producing mucin in significant amounts. (From Dorland, 27th ed) Carcinoma, Colloid,Carcinoma, Mucinous,Adenocarcinomas, Mucinous,Carcinomas, Colloid,Carcinomas, Mucinous,Colloid Carcinoma,Colloid Carcinomas,Mucinous Adenocarcinoma,Mucinous Adenocarcinomas,Mucinous Carcinoma,Mucinous Carcinomas
D003882 Dermatomyositis A subacute or chronic inflammatory disease of muscle and skin, marked by proximal muscle weakness and a characteristic skin rash. The illness occurs with approximately equal frequency in children and adults. The skin lesions usually take the form of a purplish rash (or less often an exfoliative dermatitis) involving the nose, cheeks, forehead, upper trunk, and arms. The disease is associated with a complement mediated intramuscular microangiopathy, leading to loss of capillaries, muscle ischemia, muscle-fiber necrosis, and perifascicular atrophy. The childhood form of this disease tends to evolve into a systemic vasculitis. Dermatomyositis may occur in association with malignant neoplasms. (From Adams et al., Principles of Neurology, 6th ed, pp1405-6) Polymyositis-Dermatomyositis,Dermatomyositis, Adult Type,Dermatomyositis, Childhood Type,Dermatopolymyositis,Juvenile Dermatomyositis,Juvenile Myositis,Adult Type Dermatomyositis,Childhood Type Dermatomyositis,Dermatomyositis, Juvenile,Myositis, Juvenile,Polymyositis Dermatomyositis
D005260 Female Females
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000368 Aged A person 65 years of age or older. For a person older than 79 years, AGED, 80 AND OVER is available. Elderly
D001063 Appendiceal Neoplasms Tumors or cancer of the APPENDIX. Appendiceal Cancer,Cancer of Appendix,Appendix Cancer,Cancer of the Appendix,Cancer, Appendiceal,Neoplasms, Appendiceal,Appendiceal Neoplasm,Cancer, Appendix,Neoplasm, Appendiceal

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