▁in ▁the ▁United ▁States ▁suggested ▁that ▁Bl asto c yst is ▁in fection ▁has ▁become ▁the ▁leading ▁cause ▁of ▁proto zo al ▁di arr he a ▁in ▁that ▁country . ▁Bl asto c yst is ▁was ▁the ▁most ▁frequently ▁identified ▁proto zo al ▁in fection ▁found ▁in ▁patients ▁in ▁a ▁ 2 0 0 6 ▁Canadian ▁study . ▁ ▁See ▁also ▁▁ 1 9 1 8 ▁flu ▁pan demic ▁ ▁Black ▁Death ▁ ▁B ub onic ▁pl ague ▁ ▁Pan demic ▁article ▁has ▁all ▁the ▁major ▁dise ases ▁ ▁Small po x ▁ ▁References ▁ ▁Category : In fect ious ▁dise ases ▁Emer ging ▁inf ect ious ▁dise ases ▁Category : Path ology <0x0A> </s> ▁Paul - Mich el ▁Fou ca ult ▁( ▁, ▁ ▁, ▁; ▁ 1 5 ▁October ▁ 1 9 2 6 ▁– ▁ 2 5 ▁June ▁ 1 9 8 4 ) ▁was ▁a ▁French ▁phil os opher , ▁historian ▁of ▁ideas , ▁social ▁the or ist , ▁and ▁literary ▁critic . ▁ ▁Fou ca ult ' s ▁theories ▁primarily ▁address ▁the ▁relationship ▁between ▁power ▁and ▁knowledge , ▁and ▁how ▁they ▁are ▁used ▁as ▁a ▁form ▁of ▁social ▁control ▁through ▁soci etal ▁institutions . ▁Though ▁often ▁c ited ▁as ▁a ▁post - struct ural ist ▁and ▁post mod ern ist , ▁Fou ca ult ▁rejected ▁these ▁labels . ▁His ▁thought ▁has ▁influenced ▁academ ics , ▁especially ▁those ▁working ▁in ▁communication ▁studies , ▁anth rop ology , ▁soci ology , ▁cultural ▁studies , ▁literary ▁theory , ▁femin ism ,