Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Pleomorphic adenoma epidemiology and demographics
Introduction
Overview
Overview
The annual incidence of pleomorphic adenoma is approximately 2-3.5 cases per 100,000 population. It accounts for 45-75% of all salivary gland neoplasms. Females are more commonly affected than males.
Epidemiology and Demographics
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.
- Pleomorphic adenoma distribution among the salivary glands is as follows[2]:
- Parotid gland: 84%
- Submandibular gland: 8%
- Minor salivary glands: 6.5%
Age
- People 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
References
References
- ↑ 1.0 1.1 1.2 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.
- ↑ Zhan KY, Khaja SF, Flack AB, Day TA (April 2016). “Benign Parotid Tumors”. Otolaryngol. Clin. North Am. 49 (2): 327–42. doi:10.1016/j.otc.2015.10.005. PMID 27040584.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Maneesha Nandimandalam, M.B.B.S.[2]