Abnormal nasal morphology Abnormal nasal base norphology 2014-05-25T05:56:47Z Malformation of nasal base Anomaly of nasal base Deformity of base of nose Anomaly of base of nose An anomaly of the nasal base, which can be conceived of as an imaginary line between the most lateral points of the external inferior attachments of the alae nasi to the face. HP:0012808 UMLS:C4022718 Malformation of base of nose Abnormality of base of nose Abnormal nasal base Deformity of nasal base