Syndromes resulting from inappropriate production of HORMONES or hormone-like materials by NEOPLASMS in non-endocrine tissues or not by the usual ENDOCRINE GLANDS. Such hormone outputs are called ectopic hormone (HORMONES, ECTOPIC) secretion.

Synonyms: Endocrine Syndrome, Paraneoplastic, Ectopic Hormone Syndromes, Paraneoplastic Endocrine Syndrome, Syndromes, Ectopic Hormone, Ectopic Hormone Syndrome, Syndrome, Paraneoplastic Endocrine, Paraneoplastic Endocrine Syndromes, Syndromes, Paraneoplastic Endocrine, Syndrome, Ectopic Hormone