3D Digital Assessment of Soft Tissue Changes After Modified FGG

Inclusion Criteria: * Age 18 years or older * Systemically healthy individuals * Non-smokers * Presence of localized Cairo Class II gingival recession with a vertical recession depth of ≥3 mm on the buccal surfaces of mandibular incisors * Probing pocket depth of ≤3 mm at the tooth/teeth to be treated * No tooth mobility (mobility grade ≤1) * Absence of cervical composite restorations or non-carious cervical lesions * Presence of a shallow vestibule (\<5 mm) Exclusion Criteria: * Pregnancy or lactation * Untreated periodontal disease * Presence of parafunctional habits * Poor oral hygiene, defined as a full-mouth plaque score \>20% * Malpositioned, rotated, or crowded teeth in the buccal position * Known systemic diseases (e.g., acquired immunodeficiency syndrome, diabetes mellitus) * Any condition or medication that may affect gingival wound healing * ASA physical status classification III or higher