Sandbox:Maneesha

Jump to navigation Jump to search


Epidemiology and Demographics

Incidence

  • The annual incidence of Pleomorphic adenoma is approximately 2-3.5 cases per 100,000 population.[1]
  • It accounts for 45-75% of all salivary gland neoplasms.

Age

  • Patients of all age groups may develop Pleomorphic adenoma.[1]
  • The incidence of Pleomorphic adenoma increases with age; the average age at diagnosis is 43-46 years.

Race

There is no racial predilection to Pleomorphic adenoma.

Gender

  • Females are predominantly affected by Pleomorphic adenoma than males. The female to male ratio is approximately (2:1)


\

References=

  1. 1.0 1.1 Pinkston JA, Cole P (June 1999). "Incidence rates of salivary gland tumors: results from a population-based study". Otolaryngol Head Neck Surg. 120 (6): 834–40. doi:10.1016/S0194-5998(99)70323-2.