猴痘病毒的宿主尚不明确，目前认为非洲啮齿类（非洲松鼠、树松鼠、冈比亚袋鼠、睡鼠等）可能为其自然宿主。传染源包括感染的啮齿类动物、猴和猿等灵长类动物、患者。病例出现症状后至皮疹结痂自然脱落前具有传染性。病例出现症状前4天内可能具有传染性。

ruguobushizhechangjiduanqiangjiangyu，henduorenbuhuiguanzhudao“hebeizhuozhou”zhegexianjishi。tabeijiebeijingfangshanqu，xiyoudaxingjichang，wangnanzeshibaiyangdian。congdixingshangkan，zhuozhoudichutaixingshanxia，xianeiyouliutiaoheliu，zaihaiheliuyudefanghongtixizhongjuzuqingzhong。如(ru)果(guo)不(bu)是(shi)这(zhe)场(chang)极(ji)端(duan)强(qiang)降(jiang)雨(yu)，(，)很(hen)多(duo)人(ren)不(bu)会(hui)关(guan)注(zhu)到(dao)“(“)河(he)北(bei)涿(zhuo)州(zhou)”(”)这(zhe)个(ge)县(xian)级(ji)市(shi)。(。)它(ta)北(bei)接(jie)北(bei)京(jing)房(fang)山(shan)区(qu)，(，)西(xi)有(you)大(da)兴(xing)机(ji)场(chang)，(，)往(wang)南(nan)则(ze)是(shi)白(bai)洋(yang)淀(dian)。(。)从(cong)地(di)形(xing)上(shang)看(kan)，(，)涿(zhuo)州(zhou)地(di)处(chu)太(tai)行(xing)山(shan)下(xia)，(，)辖(xia)内(nei)有(you)六(liu)条(tiao)河(he)流(liu)，(，)在(zai)海(hai)河(he)流(liu)域(yu)的(de)防(fang)洪(hong)体(ti)系(xi)中(zhong)举(ju)足(zu)轻(qing)重(zhong)。(。)