Pheochromocytoma is a neoplasm of neural crest origin arising in the adrenal medulla.嗜铬细胞瘤是发起于肾上腺髓质神经嵴起源点的一种赘生物。
These tumors are rare tumors and originate from the neural crest tissue of the sympathetic nervous system.这些罕见的神经节神经瘤起源于交感神经系统之神经脊组织。