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paraneoplastic syndromeOncology A co-morbid condition due to the indirect–remote or 'biologic' effects of malignancy, which may be the first sign of a neoplasm or its recurrence; PSs occur in > 15% of CAs, are caused by hormones, growth factors, biological response modifiers, and other as-yet unidentified factors, and may regress with treatment of the primary tumor. See Ectopic hormone.
GI tract, eg anorexia, vomiting, protein-losing enteropathy, liver disease
Hematologic, eg leukemoid reaction, reactive eosinophilia, peripheral 'cytoses or 'cytopenias, hemolysis, DIC, thromboembolism, thrombophlebitis migrans
Metabolic disease, eg lactic acidosis, hypertrophic pulmonary osteoarthropathy, hyperamylasemia, hyperlipidemia
Neuromuscular, eg peripheral neuropathy, myopathy, CNS, spinal cord degeneration, inflammation
Renal, eg nephrotic syndrome, uric acid nephropathy
Skin, eg bullous mucocutaneous lesions, acquired ichthyosis, acanthosis nigricans, dermatomyositis
Others, eg callus formation, hypertension, and amyloidosis
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.