[Levels of 25 hydroxy vitamin D of serum and broncho-alveolar lavage in patients with pulmonary tuberculosis].

Background: Alteration of vitamin D is a risk factor for tuberculosis (TB).

Aim: To evaluate the pulmonary and serum levels of 25-hydroxy vitamin D (25OHD) in patients with and without pulmonary TB.

Methods: Two-stage study: the first part was retrospective cross-sectional and the second prospective.