AbstractPaget's bone disease developed in a patient with vitiligo. Scrupulous physical examination excluded further systemic or cutaneous involvement. The immunological workup revealed a reversed CD4/CD8ratio due to a very low CD4cell percentage and almost negligible responses to PHA as well as Con A, T cell mitogens. The pathogenic significance of these results, which point to phenotypic and functional T cell defects, is discussed.
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