Radiotherapy for pituitary adenomas: Long-term efficacy and toxicity
Radiotherapy for pituitary adenomas: Long-term efficacy and toxicity
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DOI:
10.1016/j.radonc.2009.09.011
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发表时间:
2009-12-01
影响因子:
5.7
通讯作者:
Gregor, Anna
中科院分区:
文献类型:
--
作者:
Erridge, Sara C.;Conkey, David S.;Gregor, Anna
Background Radiotherapy for pituitary adenomas is an effective treatment but remains controversial due to toxicity concernsMaterials and methods A retrospective audit of patients referred for radiotherapy during 1974-2003 was conducted, the case records were examined and data linkage to cancer registry and hospital discharge records was performed to assess the overall survival (OS), progression-free survival (PFS) and late effects (hormone deficiency, reduced vision, second cancer and stroke)Results Three hundred and eighty-five patients had radiotherapy (median 45 Gy) The OS was 74% and 49%, PFS was 97% and 96%, at 10 and 20 years, respectively. No specific factors Influenced local control Additional hormone deficiencies occurred in 19% (ACTH) and 26% (TSH). Actuarial rare optic neuropathy at 10 years was 0.8% Seventy-eight patients had a stroke. a RR for a matched Scottish population of 1 45 (CI 1.05-1.18, p = 0 03) men and 2 22 (1 56-3 08, p < 0 01) women Four intra-cranial tumours were identified; 20-year actuarial risk 1.9% (CI 0-2 6%), a RR of 5.65 (0.53-20 77, p=0 10) men and 994 (0 94-36 56, p = 0 04) womenConclusions This treatment is effective with good local control rates at 20 years A significant proportion developed hypo-pituitarism. The risk of optic neuropathy was low but risk of stroke increased, particularly in women who had slight increased risk of intra-cranial tumours (D 2009 Published by Elsevier Ireland Ltd Radiotherapy and Oncology 93 (2009) 597-601