Infection Control · single question
A component found in denture cleaning solutions that can cause allergic reactions in some patients is:
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Correct answer: B. Persulfate
Persulfate (alkaline peroxides/persulfate compounds) are found in effervescent denture cleaners and are a known cause of hypersensitivity reactions, including contact stomatitis, urticaria, and in severe cases, anaphylaxis. Sodium hypochlorite cleaners also exist but persulfate is the classic allergen cited in this context.
- A. Sodium bicarbonate is a mild abrasive and pH buffer used in some oral care products; it does not commonly cause allergic reactions.
- B. CORRECT. Persulfate compounds (alkaline peroxides) are the allergens most commonly implicated in allergic reactions from denture cleaning solutions, ranging from contact stomatitis to systemic anaphylaxis.
- C. Zinc oxide is used in denture adhesives and impression materials; it is not the component in denture cleaning solutions linked to allergic reactions.
- D. Sodium hypochlorite is used in some denture cleaners and can cause tissue irritation, but it is not the classic allergen in denture cleaning solutions associated with systemic allergic reactions.
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