Up to now, AIDS is not a prevalent disease in our country.However, if these infections are developed in the high risk group of AIDS, it should be a herald sign of fullblown AIDS picture.

• 以上两种肺部感染常发生在后天免疫不全症候群患者，虽然目前此种症群还未盛行于国内，但当AIDS的高险群有上述感染时，应考虑病者可能已患有后天免疫不全疾病。