What are the possible compositions.of an upper tooth abcess?.

Dental abscess: Dental abscess infection may spread to the face, maxillary sinus, brain or neck. Direct spread from a dental source can account for up to 10% of brain abscesses. See your dentist for a preventive treatment. Take care.

Complications? : I assume you meant complications. An abscess is a pocket of infection, bacteria, pus. Upper jaw abscesses drain to base of brain and then Down. Can cause sinus infection, tooth loss, permanent bone damage, stroke, heart damage, and even death. Please have abscess treated yesterday rather than tomorrow.