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Area of Science:

  • Oncology
  • Epidemiology
  • Environmental Health

Background:

  • Testicular cancer incidence has increased globally over recent decades.
  • Unlike other cancers, established risk factors for testicular cancer are limited.
  • The underlying causes for this rising incidence remain largely unknown.

Purpose of the Study:

  • To review current evidence on testicular cancer risk factors.
  • To synthesize findings on established and emerging risk factors.
  • To provide an overview of environmental, infectious, and occupational exposures.

Main Methods:

  • Narrative review of recent scientific literature.
  • Analysis of studies on common risk factors like cryptorchidism and family history.
  • Inclusion of research on newer hypothesized risk factors.

Main Results:

  • Identified established risk factors including cryptorchidism, family history, and infections.
  • Highlighted the potential role of environmental exposures and occupational risks.
  • Noted the ongoing investigation into unknown causes of increased incidence.

Conclusions:

  • Understanding risk factors is crucial for addressing the rising incidence of testicular cancer.
  • Further research is needed to elucidate the complex interplay of factors contributing to the disease.
  • Environmental and occupational exposures warrant continued investigation.