Abnormality of the face Abnormal mandible morphology Mandibular prognathia HP:0000303 Prognathism Hyperplasia of lower jaw Hypertrophy of mandible UMLS:C0302501 HP:0008514 Mandibular prognathism HP:0002051 Prognathia Increased size of lower jaw Lower jaw excess Hypertrophy of lower jaw UMLS:C4280644 Mandible prognathism UMLS:C4280645 Large lower jaw Big mandible Mandibular macrognathia Big lower jaw SNOMEDCT_US:22810007 UMLS:C2227134 Enlarged mandible Increased size of mandible HP:0004648 Lower jaw hyperplasia Prominent lower jaw Increased projection of lower jaw Macromandible HP:0000328 Mandibular hyperplasia HP:0000251 Abnormal prominence of the chin related to increased length of the mandible. HP:0004656 Prominent chin Mandibular excess SNOMEDCT_US:109504005 Enlargement of mandible Prominent mandible HP:0000279 Relative mandibular prognathism Prominent jaw Large mandible Increased projection of mandible UMLS:C0399526