Knowledge center. Periodontitis means  inflammation around the tooth - it is a serious gum infection that damages the soft tissue and bone that supports the tooth. All periodontal diseases, including periodontitis, are infections which affect the periodontium.nowledge center. Periodontitis means  inflammation around the tooth - it is a serious gum infection that damages the soft tissue and bone that supports the tooth. All periodontal diseases, including periodontitis, are infections which affect the periodontium.
When you add a friend to your limited profile list on Facebook, he becomes unable to see content you've restricted from members of the list. The privacy settings Facebook rolled out in August 2011 restrict all content you post from members of the limited profile list.
1 Go to the Friends page. 2  Click on the Limited Profile Friend List in the left sidebar. 3  If you do not see a Limited Profile friend list in this section, you can create one by clicking the Make a New List button and then naming the list. 4  Click Edit List..5  Type your friendâs name into the Add to List field. If you do not see a Limited Profile friend list in this section, you can create one by clicking the Make a New List button and then naming the list. 2  Click Edit List.. 3  Type your friendâs name into the Add to List field. 4  You must be friends with a person to add him or her to the Limited Profile list.