[Mass screening for hypothyroidism in a cohort of HIV infected patients in a Bogotá hospital, Colombia].

Introduction: The objective of this study was to evaluate the frequency of thyroid function alterations and its associated factors in a group of patients from a university hospital in Colombia.

Methods: From June 2007 through June 2008, 636 HIV patients were followed in order to assess the relation of thyroid function with the use of HAART.

Results: The overall prevalence of hypothyroidism (TSH > 4.