Disease of gums :
Calculus or tarter; food particals remain unclean for longer period on the tooth surface, it gets harden, is called tarter or calculus.
Due to calculus gums become swollen, reddish, bleeding from the gums.
Tarter or calculus should be removed [scaling] and do the massaging on the gums so gums became healthy.
If patient do not go for any treatment with above symptoms than slowly there is pus discharge from the gums and bone loss is there.