Pheochromocytoma/paraganglioma Syndrome 5, also known as paragangliomas 5, is related to pheochromocytoma and paraganglioma. An important gene associated with Pheochromocytoma/paraganglioma Syndrome 5 is SDHA (Succinate Dehydrogenase Complex Flavoprotein Subunit A). Affiliated tissues include pituitary, and related phenotype is paraganglioma.