The interdental papilla is the portion of gingival tissue that occupies and fills the embrasure space between adjacent teeth below their contact point; in a healthy state, it helps prevent food impaction, contributes to periodontal integrity, and forms an esthetic gingival contour. Its presence and morphology depend on several anatomical and biological factors, including the vertical distance from the alveolar bone crest to the contact point , the gingival biotype and tissue thickness, root divergence, tooth form and alignment, and adequate vascular and connective tissue support. When disease...