Oncological risk

When speaking about the potential risk of cancer due to cryptorchidism, here's what you should know in order to properly inform yourself and your patients' families.

  • Also discrepancy in the incidence of UDT

  • Approximately 10% of testicular tumors arise from an undescended testis

  • Huge discrepancy in the incidence of testicular cancer among men (0.9 -7.8/100000)

    In different periods, incidence is increasing in populations


  • Opx before 11 years, cancer RR is the same
    Opx after 11 years, RR x 32
  • Opx does not reduce RR for cancer, but delayed opx may increase RR
Cryptorchidism | 1. basics of cryptorchidism
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