Can coffee combat caries? An study.

Background: Dental caries is a multifactorial disease caused by oral microflora, diet and oral environment. Oral microflora is crucial in initiation and progression of caries. An important strategy in the prevention of dental caries is to inhibit , a caries causing bacteria.

Extra-nodal Diffuse Large B-cell Lymphoma (Germinal Center Type) Manifesting as Non-healing Extraction Socket.

Lymphomas occurring in the oral cavity are rare. They account only for about 2% of extra-nodal sites. Most of the lymphomas occur in the lymph nodes and in the oral cavity, the most commonly affected region is the Waldeyer's ring.