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深圳研究:正确使用PrEP(暴露前预防)的MSM中未发现HIV阳性病例
男男性行为者(MSM)是HIV感染的高风险人群。2022年,MSM占中国新诊断HIV病例的约25%,在发达城市地区这一比例甚至超过60%。尽管暴露前预防(PrEP)和暴露后预防(PEP)被认为是预防HIV传播的有效手段,但不当使用可能会增加感染风险。
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