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报告2例肾盂粘膜鳞状上皮化生并过度角化。1例采取肾切除,另1例采取肾部分切除,分别随访11年和8年,无复发亦无癌变。其病因,普遍认为是因慢性刺激或慢性炎症所致。
2 cases of renal pelvis mucosa squamous metaplasia and hyperkeratosis. One patient underwent nephrectomy and the other one underwent partial nephrectomy. Patients were followed up for 11 years and 8 years, respectively, and no recurrence was found. The etiology, generally believed to be due to chronic irritation or chronic inflammation.