Thyrotoxic Periodic Paralysis 2, also known as thyrotoxic periodic paralysis, susceptibility to, 2, is related to thyrotoxic periodic paralysis and thyrotoxic periodic paralysis 1. An important gene associated with Thyrotoxic Periodic Paralysis 2 is KCNJ18 (Potassium Inwardly Rectifying Channel Subfamily J Member 18). Affiliated tissues include thyroid and prostate, and related phenotypes are hypokalemia and weight loss