How to diagnose deep red or dark red gums?

There are several reasons for deep red or dark red gums: gingivitis or periodontitis, local congestion, accompanied by gingival bleeding (such as bleeding when brushing teeth or eating), pain and discomfort. , especially the gingival margin. Second, congenital gingival pigmentation, gum color can be dark red, in this case, the gingival margin will not appear swelling, bleeding and other symptoms. Third, hemoglobin or red blood cells are too high. Because the oxygen carrying rate of blood is low, the whole blood is dark and the gums are dark. In this case, the color of the lips is also dark red. This situation is also seen in some patients with heart disease (especially congenital heart disease)