Case Report
Clinical Guidelines and Management of Ankyloglossia with 1-Year Followup: Report of 3 Cases
Table 1
Kotlow’s classification.
| Type | Movement of the tongue |
| Clinically acceptable, normal range of free tongue movement | Greater than 16 mm | Class I: Mild ankyloglossia | 12 to 16 mm | Class II: Moderate ankyloglossia | 8 to 11 mm | Class III: Severe ankyloglossia | 3 to 7 mm | Class IV: Complete ankyloglossia | less than 3 mm |
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