Histochemical analysis of collagen fibers in giant cell fibroma and inflammatory fibrous hyperplasia.

Objective: The aim was to investigate collagen fibers in giant cell fibroma, inflammatory fibrous hyperplasia, and oral normal mucosa.

Materials And Methods: Sixty-six cases were stained with picrosirius red. The slides were observed under polarization, followed by the measurement of the area and the percentage of the type I and type III collagens.