A clinical case of a patient with recurrent bladder cancer and primary multiple metachronous tumors

In the clinical practice of an oncologist, primary multiple tumors are one of the most difficult and poorly understood problems. The treatment of patients with multiple malignancies often involves а combined treatment methods. Taking into account the possibility of detecting tumors at different stages and localizations, the doctor needs to determine such a therapeutic approach that will be directed at several oncological processes at once. The article describes a clinical case of a male patient, born in 1948, with metachronous bladder cancer, both lungs and multifocal basal cell skin cancer.The presented experience reflects the patient’s long-term observation from 2002 to 2024, during which the patient repeatedly underwent surgical and radiation treatment of tumors of various localizations. The presented clinical case shows the importance of dynamic monitoring and regular examinations by an oncologist, which allows timely verification of a recurrence of the disease or a new malignant neoplasm and achieve the best therapeutic results.