Fig. 1From: Genotype-phenotype relationship in hereditary amyotrophic lateral sclerosisTwo FALS families with the SOD1 H46R mutations. a Family trees of Family 1 and 2. All of the patients showed the same uniform feature that initial symptoms were restricted to the flexor muscle group in the unilateral distal leg. b Short-T1 inversion recovery MR images revealed high intensity lesions in the gastrocnemial and soleus muscles of the patient 2, 3, 4, and 5. Brain MRI of patient 1 showed frontal lobe-dominant atrophyBack to article page