Spinal and bulbar muscular atrophy (SBMA) is a polyQ disease caused by the repeated amplification of androgen receptor (AR) gene CAG, which is widely distributed in the heart, blood and cerebral duct system, including vascular smooth muscle, arterial wall and other parts. Due to the abnormality of AR structure and function, androgens cannot play a normal physiological role, this article introduces a rare patient with spinobulbar muscular atrophy complicated with moyamoya disease syndrome, and comprehensively analyzes its clinical manifestations, laboratory examinations, imaging examinations, etc., and discusses its pathogenesis. |