Histologically the tongue becomes fibrous stroma with raised red nodules (2-3mm across)along the surface. This lesion is a pyogenic granuloma containing large numbers of the bacterial rod mirocolonies surrounded by clublike spicules of calcium phosphate which look like sulphur granules. | Histologically the tongue becomes fibrous stroma with raised red nodules (2-3mm across)along the surface. This lesion is a pyogenic granuloma containing large numbers of the bacterial rod mirocolonies surrounded by clublike spicules of calcium phosphate which look like sulphur granules. |