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泌尿生殖系癌,由于较高而准以解释的自然消退发生率,引起广泛的兴趣。Everson和Cole给自然消退下的定义是:“恶性肿瘤在完全没有治疗或只有认为不当的治疗下,出现的部分或完全消失。可分为6种类型: 1.原发肿瘤消失, 2.经组织学证实的转移灶消失, 3.未经组织学证实的转移灶消失, 4.只经放射学推定的肿瘤的消失, 5.肿瘤长期被抑制, 6.延期的转移或复发。后二类型对泌尿外科医生尤其有兴趣。许多泌尿生殖器肿瘤,特别象肾腺癌,前列腺腺癌,其生物学
Urinary and reproductive system cancers, due to their higher quasi-natural rates of occurrence explained, have aroused widespread interest. The definition of natural regression by Everson and Cole is: "Malignant tumors appear partially or completely disappeared when they are completely untreated or only considered inappropriate. They can be divided into 6 types: 1. The primary tumor disappears. 2. Histologically confirmed metastases disappeared, 3. Metastases confirmed without histology disappeared, 4. Tumors presumed by radiology disappeared, 5. Tumors were suppressed for a long period of time, 6. Delayed metastasis or recurrence. Especially interested in urologists, many urogenital tumors, especially renal adenocarcinoma, prostate adenocarcinoma, and their biology