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男，28岁，尿急、尿痛伴尿道口脓性分泌物2天就诊，患者否认有不洁性行为史。患者因治疗不正规，症状多次反复，后出现尿流变细，尿不尽及排尿困难症状，最可能是出现了（）
A . A.继发前列腺炎
B . 淋菌性尿道狭窄
C . 继发非淋菌性尿道炎
D . 继发急性后尿道炎
E . 慢性淋菌性尿道炎
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