Challenges of Oncofertility and Fertility Preservationin Cancer Patients in The Point of View of Oncology Aspects

Infertility is a major problem affecting children, adolescents,and young adults (AYAs) with cancer, either due to the diseaseitself or because of oncologic treatment. Bes t time about fertilityplanning is before cancer treatment. Fertility is affectedby; type of cancer, age, types of treatment options, curability orlife expectancy of cancer. Therefore, due to a better treatmentand new options, like immunooncology, fertility preservationrequires many different researches for better effect.Type and dose of chemotherapy drugs, site of radiation fieldin radiotherapy, old age, cutability of cancer, specification oftype of cancer: for example, hormone s tatus in breas t cancerpatients and longtime planning in hormone therapy, are some ofimportant factors in choice of treatment based on oncofertilityaspects.Fertility preservation planning is an important and essentialpart of treatment, therefore close communication between specificspecialis t in this field, education for patients, new researchbased on new treatment and their effects in fertility and effect ofpreservation therapies on cancer diseases our important subject.