Evaluation of excess salivation is based on a history and complete examination.
The diagnosis of excess salivation can often be made during physical exam. Tests are seldom necessary to diagnose the cause of excess salivation.
A consultation with an Ear Nose and Throat (ENT) specialist is important to evaluate persistent excess salivation.
Continue to Sialorrhea Treatment
- Boyce HW, Bakheet MR. Sialorrhea: a review of a vexing, often unrecognized sign of oropharyngeal and esophageal disease. J Clin Gastroenterol. 2005 Feb;39(2):89-97. 
- Hockstein NG, Samadi DS, Gendron K, Handler SD. Sialorrhea: a management challenge. Am Fam Physician. 2004 Jun 1;69(11):2628-34.