title: A defect in fibroblasts from an unidentified syndrome with gingival hyperplasia as the predominant feature.
mesh_terms: D002455:Cell Division; D002478:Cells, Cultured; D002675:Child, Preschool; D005260:Female; D005347:Fibroblasts / Q000473:pathology*; D005885:Gingival Hyperplasia / Q000139:chemically induced / Q000473:pathology*; D006801:Humans; D006983:Hypertrichosis / Q000473:pathology*; D008260:Macroglossia / Q000473:pathology*; D010672:Phenytoin / Q000009:adverse effects; D013577:Syndrome
chemical_list: D010672:Phenytoin