The mast cell is especially common, however, in areas of the body that are typical sites of allergic reactions, including the nose and throat, lungs, skin, and gastrointestinal tract.
Mast lahter on eriti ühised, siiski, valdkondades keha, mis on tüüpilised alade allergilised reaktsioonid, sealhulgas nina ja kõri, kopsud, nahk, ja seedetrakti.