FISTULA

literally a pipo or flute, is a canal with rigid | two former act as pain soothers, the last as walls, opening at one end into a hollow vise us, whilst the | The term fomentation always refers to a hot application. other end is either blind or opens on to the surface of | It is, therefore, a mistake to talk of “ hot fomentations”” the body; it is caused by disease and discharges slime or | 43 though they had to be distinguished from cold ones. matter. Such a condition is most often found near tho [s. 367]