Déficit primaire en myo-adénylate désaminase révélé au décours d'une polymyosite

Myoadenylate desaminase deficiency is a clinically heterogeneous metabolic myopathy consisting of primary (inherited) and secondary (acquired) forms based on a variety of clinical and laboratory findings. We rapported one case of MAD primary deficiency associated with polymyosite, association which has never been described before.