Ritter L, Magyar E
Fortschr Med. 1977 May 26;95(20):1365-7.
The case of a patient is reported, who developed a squamous cell cancer in a long standing anal fistula track. The observations seem to prove that irritated epithelium of chronic anal fistulas may be the source of a malignant disease.
报告了一例患者,该患者在长期存在的肛瘘管中发生了鳞状细胞癌。这些观察结果似乎证明,慢性肛瘘受刺激的上皮可能是恶性疾病的来源。