TAILIEUCHUNG - Báo cáo y học: "Primary osteosarcoma of the urinary bladder treated with external radiotherapy in a patient with a history of transitional cell carcinoma: a case report"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Primary osteosarcoma of the urinary bladder treated with external radiotherapy in a patient with a history of transitional cell carcinoma: a case report | Papandreou et al. Journal of Medical Case Reports 2010 4 70 http content 4 1 70 jAg JOURNALOF medical ÌỤr case REPORTS CASE REPORT Open Access Primary osteosarcoma of the urinary bladder treated with external radiotherapy in a patient with a history of transitional cell carcinoma a case report Christos Papandreou1 Antigoni Skopelitou2 George Kappes3 Housam Daouaher1 Abstract Introduction Primary osteosarcoma is one of the rare tumors affecting the urinary bladder. The occurrence of osteosarcoma in a patient with a long history of transitional cell carcinoma of the bladder is even more uncommon. Case presentation We present the case of a 74-year-old Greek man who was diagnosed with osteosarcoma 10 years after he had been diagnosed with transitional cell carcinoma of the bladder from which he had been free from recurrences for the past three years. Our patient was treated for the osteosarcoma with transurethral resection of bladder tumor and external beam radiation therapy. He died eight months after the diagnosis suffering poor quality of life in the last months. Conclusion Osteosarcoma of the bladder has a dismal prognosis. External beam radiation therapy as an adjunct to transurethral resection of bladder tumor not only provides no benefit to patients with primary osteosarcoma of urinary bladder but also may be associated with poor quality of life. Introduction Osteosarcoma of the urinary bladder is a rare tumor. To date only 32 cases have been reported using several treatment modalities 1-3 . We present another case of this neoplasm which was managed with transurethral resection and external beam radiation therapy. Case presentation A 74-year-old Greek man presented in June 2008 with gross hematuria. Our patient had been previously treated for non-muscle invasive pTa G2 transitional cell carcinoma of the bladder TCC . The first transurethral resection of bladder tumour TURBT had been performed ten years before while the last was .

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