Neurologic, Endocrine, and Pancreatic Disease, Multisystem, Infantile-Onset 1, also known as neurologic, endocrine, and pancreatic disease, multisystem, infantile-onset, is related to neurologic, endocrine, and pancreatic disease, multisystem, infantile-onset 2 and sensorineural hearing loss, and has symptoms including ataxia An important gene associated with Neurologic, Endocrine, and Pancreatic Disease, Multisystem, Infantile-Onset 1 is PTRH2 (Peptidyl-TRNA Hydrolase 2). Affiliated tissues include brain and pancreas, and related phenotypes are ataxia and global developmental delay