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Alexithymia, immunity and cervical intraepithelial neoplasia: a pilot study
O Todarello1, A Casamassima, M Marinaccio
1II Psychiatric Clinic, University of Bari, Italy.
Insights
Alexithymia, a personality trait, is linked to lower lymphocyte counts and cervical intraepithelial neoplasia (CIN) risk. Emotional inhibition may impact immune function and cancer vulnerability.
Area of Science:
- Psychoneuroimmunology
- Oncology
Background:
- Alexithymia is a personality trait characterized by difficulty identifying and expressing emotions.
- Cervical intraepithelial neoplasia (CIN) is a precancerous condition of the cervix.
Purpose of the Study:
- To investigate the relationship between alexithymia, CIN, and circulating lymphocyte subsets.
- To explore potential immune system dysregulation associated with alexithymia in women with and without CIN.
Main Methods:
- Assessed alexithymia using the Schalling-Sifneos Personality Scale in 62 women.
- Correlated alexithymia scores with peripheral blood lymphocyte subset counts.
- Compared lymphocyte subsets between healthy women, women with CIN, and between alexithymic and non-alexithymic individuals.
Main Results:
- Alexithymic women exhibited significantly lower rates of most circulating lymphocyte subsets compared to non-alexithymic women.
- A notable difference in lymphocyte subsets was observed between alexithymic women with CIN and those without CIN.
- These findings suggest a potential link between alexithymia, immune function, and cervical neoplasia.
Conclusions:
- Preliminary results indicate an association between alexithymia and CIN.
- Alexithymia may be linked to altered lymphocytic functions, potentially increasing cancer vulnerability.
- Further research is needed to confirm these findings and control for confounding factors.
Abstract:
Alexithymia and circulating lymphocyte subsets were studied in 62 women [36 healthy women and 26 women affected by cervical intraepithelial neoplasia (CIN I, II, III) who were not aware of their status] in order to assess a possible relationship between alexithymia, CIN and immunological lymphocytic functions. Alexithymia was estimated by the 20-item Schalling-Sifneos Personality Scale and then correlated with peripheral blood lymphocyte subsets. The results of our study report an association between alexithymia and CIN. Alexithymic women show lower rates of almost all lymphocytic subsets compared to nonalexithymic ones. The difference was also found between alexithymic women affected by CIN and alexithymic women with an unsuspicious Pap smear. On the whole, these preliminary results seem to confirm data reported by other authors who hypothesized that a certain personality trait characterized by emotional inhibition is related to a greater cancer vulnerability. Such relationships might be mediated by certain lymphocytic functions as the result of the alexithymic status. Results reported here need more extensive surveys, in order to control potentially confounding factors related to the personality assessment of the subjects in this study.