What is the most common cause of xerostomia in older adults?
- Correct answer
Medications
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Age-related atrophy of the salivary glands
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Sjogren syndrome
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Head and neck radiation therapy
This question is one of 15 in AFK practice: Orthodontics, pediatric and geriatric dentistry. Test yourself on all of them.
Practice quiz FlashcardsExplanations
Prescription and over-the-counter medications, especially in combination, are the leading cause of dry mouth in older adults. Salivary output is largely preserved with healthy aging, so age alone is not the main cause.
Source: Little and Falace's Dental Management of the Medically Compromised Patient — oneguy
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