abnormal temporal lobe morphology abnormal superior temporal gyrus morphology MP:0000802 MPheno.ontology abnormal first temporal convolution morphology abnormal gyrus temporalis superior morphology abnormal superior temporal convolution morphology any structural anomaly of one of three major convolutions of the external surface of the temporal lobe of the cerebral hemispheres that is uppermost and borders the lateral (sylvian) fissure, and contains the primary auditory cortex superior temporal gyrus dysplasia