Table 1 Demographic data and clinical features of patients with FIL

Gender

n (%)

 Male

18 (46.2%)

 Female

21 (53.8%)

Side

 Left

17 (43.6%)

 Right

22 (56.4%)

Age (years)

12.1 ± 9.9

 Range

1–43

First noticed

n (%)

 Birth

35 (89.7%)

  ≥ 1 year

4 (10.3%)

Clinical feature

n (%)

 Epidermal nevus

16 (41.0%)

 Macrodontia

14 (35.9%)

 Teeth missing

10 (25.6%)

 Hemimacroglossia

20 (51.3%)

 Enlarged lingual papilla

6 (12.8%)

 Thickened lip

26 (66.7%)