Torticollis, Keloids, Cryptorchidism, and Renal Dysplasia, also known as torticollis-keloids-cryptorchidism-renal dysplasia syndrome, is related to torticollis and cryptorchidism, unilateral or bilateral, and has symptoms including torticollis An important gene associated with Torticollis, Keloids, Cryptorchidism, and Renal Dysplasia is TKCR (Torticollis, Keloids, Cryptorchidism And Renal Dysplasia). Affiliated tissues include skin, and related phenotypes are cryptorchidism and melanocytic nevus