phenotype affects entity Abnormal pinna morphology Abnormal antihelix morphology HP:0009738 Abnormal anthelix An abnormality of the antihelix. An abnormal form of the antihelix, which is the curved prominence of cartilage, parallel with and in front of the helix, and which divides into the crura antihelicis, between which is a triangular depression, the fossa triangularis. Abnormal antehelix UMLS:C4021395 Abnormal antihelix 2009-01-31T12:39:37Z antihelix antihelix morphology phenotype