A ƙarshe: Passage: Farfesa Faransanci Alfred-Armand-Louis-Marie Velpeau ya bayyana wani mai shekaru 63 da haihuwa wanda ya kamu da rashin lafiya wanda ya faru da zazzabi, rashin ƙarfi, duwatsu na urinary, da kuma ƙaruwa mai yawa na hanta da kuma hanta. Velpeau ya lura da jinin wannan mutumin yana da daidaituwa "kamar gruel", kuma ya yi hasashen bayyanar jinin ya kasance ne saboda farin corpuscles. A cikin 1845, jerin mutanen da suka mutu tare da fadada spleens da canje-canje a cikin "launuka da daidaito na ƙwayoyin jini" an ruwaito su ne daga masanin ilimin likitancin Edinburgh J.H. Bennett; ya yi amfani da kalmar "cocythemia" don bayyana wannan mummunan cutar.
Rudolf Virchow