HTR3A and carpal tunnel syndrome: These included associations with genes involved in neurotransmitter signaling (HTR3A), immune function (HLA-DQB1, BCL11A), extracellular matrix remodeling (COL11A1, ADAMTS17, LOXL4), axon guidance and neural development (DCC, ETV1, NEGR1), and carpal tunnel syndrome (DIRC3).