Short Qt Syndrome, also known as familial short qt syndrome, is related to familial short qt syndrome and syncope. An important gene associated with Short Qt Syndrome is KCNH2 (Potassium Voltage-Gated Channel Subfamily H Member 2), and among its related pathways/superpathways are Activation of cAMP-Dependent PKA and Transmission across Chemical Synapses. Affiliated tissues include heart, and related phenotypes are muscle and nervous system