*Crohn's Disease is often misspelled "Chrohns Disease" , "Crohns Disease" or "Crones Disease"
*Ulcerative Colitis (Colitus ulcerosa, UC) is often misspelled "Ulcerative Colitus"
*Proctitis is often misspelled "Proctitus" or "Protitis"
*Accutane is often misspelled "Accutaine" or "Acutane"; Claravis is often misspelled
"Clavaris"; Sotret is often misspelled "Sortret"