External radiotherapy is the main treatment for nasopharyngeal carcinoma. External radiotherapy can cause endothelial dysfunction of common carotid artery and reduces nitrogen oxide and prostacyclin by endothelial cell and cause thickening of the vessels walls. Purpose of this study was to find out changes in intima-media thickness and lumen diameter of common carotid artery due to radiotherap…
Ear, nose and throat region are the most prominent area infected byvarious bacteria and virus. Acute tonsilitis were 30 percent caused by bacteria, 40 percent by virus and the rest were indophatic. Most of the bacteria in the tonsil surface produce beta-lactamase enzyme. In chronic sinusitis the population of anerobic bacteria increased due to various causes reason. Ampicillin and amoxycillin c…