TUBA1A and lissencephaly spectrum disorders: Based on available information, major neuroradiological features of TUBA1A-associated tubulinopathy include anomalies of the cortical gyration (99.0%, 95/96), with lissencephaly [agyria-pachygyria (HP:0031882, HP:0001302)] and polymicrogyria reported in 70.0% (67/96) and 18.8% (18/96) respectively.