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Influence of the menstrual cycle on the gingival microcirculation
Summary
During menstruation, declining estradiol-17 beta levels in women correlate with worsened gingivitis symptoms and reduced gingival blood flow. This study highlights a link between hormonal changes and oral health in reproductive-aged women.
Area of Science:
- Reproductive endocrinology
- Oral medicine
- Periodontology
Background:
- Hormonal fluctuations during the menstrual cycle can impact various physiological processes.
- Gingivitis, an inflammatory gum condition, may be influenced by systemic factors.
Purpose of the Study:
- To investigate the relationship between estradiol-17 beta levels during menstruation and the severity of chronic catarrhal gingivitis.
- To assess changes in gingival microcirculation during the menstrual cycle.
Main Methods:
- Plasma estradiol-17 beta levels were measured in reproductive-aged women.
- Gingival index scores were assessed.
- Capillary blood flow in the gingiva was evaluated using sodium iodide (Na131I) resorption time.
Main Results:
- A statistically significant decrease in estradiol-17 beta during menstruation was observed (P < 0.001).
- This hormonal decrease correlated with increased gingivitis symptoms and a higher gingival index (P < 0.001).
- Significantly reduced blood flow was noted in the gingival capillaries (P < 0.01 for interdental papillae, P < 0.001 for vestibular mucosa).
Conclusions:
- Menstruation-associated decreases in estradiol-17 beta may exacerbate gingivitis in women.
- Reduced gingival blood flow during menstruation could contribute to the worsening of oral inflammatory conditions.