Hyperparathyroidism, Transient Neonatal, is also known as hrpttn. An important gene associated with Hyperparathyroidism, Transient Neonatal is TRPV6 (Transient Receptor Potential Cation Channel Subfamily V Member 6). Affiliated tissues include bone and lung, and related phenotypes are hyperparathyroidism and elevated circulating alkaline phosphatase concentration