DENTAL SINUS WITH PAROTID DUCT FISTULA: AN UNUSUAL PRESENTATION

injury to the parotid duct is commonly missed which may lead to a fistula subsequently.an Framed Art external duct fistula is distressing to the patient because of continuous dribble of saliva during mastication.management of established duct fistula is controversial with a variety of methods both conservative and operative being reported in the li

Permeation of ethylbenzene, styrene and 1-hexene through perfluorosulfonate ionomer Framed Art membranes was carried out with the feed concentrations ranging from 1 M to pure.On comparison, fluxes of ethylbenzene through the Ag+-form membrane were the lowest.Only a small increase in ethylbenzene flux was observed after the feed concentration exceed