From: Molecular and clinical study of a cohort of 110 Algerian patients with autosomal recessive ataxia
Imaging and elctrophysiological investigation | Number of patients (%) |
---|---|
Brain MRI (50 patients) | |
 Normal | 21 (30.88 %) |
 Cerebellar hemisphere atrophy | 14 (20.6 %) |
 Cerebellar and vermian atrophy | 7 (10.3 %) |
 Vermian atrophy | 5 (7.35 %) |
 Frontoparietal atrophy | 1 (1.47 %) |
 Parietooccipital atrophy | 1 (1.47 %) |
 Spinal cord atrophy | 1 (1.47 %) |
 Unavailable | 18 (26.47 %) |
Electromyography (EMG) (51 patients) | |
 Demyelinating sensory motor polyneuropathy | 24 (35.3 %) |
 Sensory Neuropathy | 15 (22.06 %) |
 Axonal sensorimotor neuropathy | 4 (5.88 %) |
 Normal | 8 (11.76 %) |
 Unavailable | 17 (25 %) |