Sporadic Pheochromocytoma/secreting Paraganglioma is related to hemangioblastoma and testicular spermatocytic seminoma. An important gene associated with Sporadic Pheochromocytoma/secreting Paraganglioma is DNMT3A (DNA Methyltransferase 3 Alpha), and among its related pathways/superpathways are Pyruvate metabolism and TCA cycle III (animals). Affiliated tissues include adrenal gland and thyroid, and related phenotypes are paraganglioma and extraadrenal pheochromocytoma