PLOD1 and cryptorchidism: Adult men with a history of bilateral cryptorchidism had lower inhibin B and higher FSH and LH levels but similar testosterone levels as compared with non-cryptorchid controls (64, 65), whereas men with a history of unilateral cryptorchidism had similar FSH, LH, testosterone, and low inhibin B levels as compared with non-cryptorchid controls (65, 66).