Neurofibromatosis 1 prevalence in children aged 9-11 years, Pinar del Río Province, Cuba.

INTRODUCTION Neurofibromatosis 1 is one of the most common heritable genetic disorders in humans. It is characterized by formation of neurofibromas, with marked variability in expression. Half the cases are due to autosomal dominant inheritance; the rest arise from de novo mutations.

Seroprevalence of Kaposi's sarcoma-associated herpesvirus in various populations in Cuba.

Objective: Little is known about the prevalence and distribution of Kaposi's sarcoma-associated herpesvirus (KSHV) infection in the Caribbean. The aim of this study was to determine rates of KSHV seropositivity in various populations in Cuba.

Methods: During the years 1998 to 2002 we screened serum samples from 410 subjects in Cuba.