Gums bleed when touched may be caused by periodontitis, gingivitis, leukemia of the gingival lesions and other diseases, as follows.
1. Periodontitis: Because of capillary dilatation and congestion in the connective tissue of the gums, the epithelium in the sulcus is thinned due to ulceration, and the continuity is interrupted, tiny stimuli can cause capillary rupture and bleeding, which is manifested as bleeding in the gingival sulcus probing.
2. Gingivitis: there are a large number of scattered neonatal capillaries in the connective tissue of the gingiva, dilated and congested, manifesting as significant inflammatory swelling and hypertrophy of the gingiva, which bleeds easily when lightly touched.
3. Gum lesions of leukemia: leukemia patients in the peripheral blood of naïve blood cells in the gingival tissues in a large number of infiltration and aggregation of gums, gums have a clear bleeding tendency, gingival margins are often oozing blood and is not easy to stop.
Gums bleed when touched there may be other reasons, it is recommended to go to the hospital in time, clear cause for targeted treatment.