<tumour> Obsolete term for neuroma. ... (05 Mar 2000) ... 
(sim-path″ĭ-ko-blas-to´mә) a neuroblastoma arising in one of the ganglia of the sympathetic nervous system; called also sympathoblastoma.
Sympathicoblastoma: A childhood tumor, better known today as neuroblastoma, that arises in the adrenal gland or in tissue in the nervous system that is related to the adrenal gland. Neuroblastoma affects newborn babies and children up through the age of 10. In the adrenal it develops in the medulla (the central part) of the gland. In the nervous sy...
sympathoblastoma, sympathicoblastoma A neuroblastoma arising in one of the ganglia of the sympathetic nervous system.