Histoplasmosis ya fi yawa a cikin kogin Mississippi, kuma coccidioidomycosis ya fi yawa a Kudu maso Yammacin Amurka. Yawan lokuta yana ƙaruwa a ƙarshen rabin karni na 20 saboda karuwar tafiye-tafiye da ƙimar rigakafi a cikin jama'a. Ga mutanen da ke fama da cutar HIV / AIDS, PCP kamuwa da cuta ne na dama. Tambaya: Menene ya haifar da karuwar lokuta?
karuwar tafiye-tafiye da kuma yawan immunosuppression a cikin jama'a