Cerebral Arteriopathy, Autosomal Recessive, with Subcortical Infarcts and Leukoencephalopathy, also known as carasil syndrome, is related to crasil syndrome and htra1 disorder, and has symptoms including ataxia, low back pain and muscle rigidity. An important gene associated with Cerebral Arteriopathy, Autosomal Recessive, with Subcortical Infarcts and Leukoencephalopathy is HTRA1 (HtrA Serine Peptidase 1). Affiliated tissues include skin and brain, and related phenotypes are spasticity and gait disturbance