Pedzisa mutsara unotevera: Pamitambo yeOlympic yeZhizha ya1984 muLos Angeles, Brownsdon akapinda mumakwikwi ekupedzisira emamita 200 achimhanya nechipfuva, achiguma ari wechinomwe. Muchirimo cha1985, akakunda US Short Course 200-metre breaststroke title. Akabva apedza ari wechinomwe mumakwikwi ekupedzisira emamita 100 ne200 ekumhanya nechipfuva pa
1985 Makwikwi eEurope. Akarasikirwa nemenduru dzomunhu oga dzeEngland paMitambo yeCommonwealth ya1986, achipedza wechina mumamita zana uye wechishanu mumamita mazana maviri. Kunyange zvakadaro, akakunda menduru yegoridhe mumakwikwi e4x100-metre medley relay, pamwe chete naCaroline Cooper, Nicola Fibbens naSimone Hindmarsh. Akasvika zvakare kumagumo maviri ega ega pa1987 European Championships, achipedza wechishanu mumamita zana uye wechisere mumamita mazana maviri.