Ngokuqhelekileyo, Ukuphefumla nje i-acetic acid emkhenkceni akuphumeleli kwityhefu. Nangona le nto inomlinganiselo othile wetyhefu, umngcipheko omkhulu unxulunyaniswa noqhagamshelwano oluthe ngqo.
Ukuboniswa kwiindawo eziphezulu kunokubangela ukutshisa kwesikhumba ngaphandle. Ngokuthe ngqo, xa iguquka ibe ngumphunga, Kuyimfuneko ukuphepha ukuphefumla ngokuthe ngqo okanye ukunxibelelana ukuthintela ukutshisa kwiindawo ezinobuthathaka kunye nokudumba kwe-mucosal. Ngenxa yoko, Kuyacetyiswa ukuba uthintele ngokubanzi ukuvezwa kwi-acetic acid emkhenkceni.