Dry Socket
A condition sometimes occurring after tooth extraction, particularly after traumatic extraction, resulting in a dry appearance of the exposed bone in the socket, due to disintegration or loss of the blood clot. It is basically a focal osteomyelitis without suppuration and is accompanied by severe pain (alveolalgia) and foul odor. (Dorland, 28th ed)
Molar, Third
The aftermost permanent tooth on each side in the maxilla and mandible.
Tooth Socket
A hollow part of the alveolar process of the MAXILLA or MANDIBLE where each tooth fits and is attached via the periodontal ligament.
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Tooth Extraction
The surgical removal of a tooth. (Dorland, 28th ed)