Nasal septal foreign body as a complication of dental root canal therapy: A case report.

Background: Currently, there have been no reports on foreign bodies found in the nasal septum after dental root canal therapy. Herein, we present an unusual case of a foreign body found in the nasal septum, which occurred after dental root canal therapy and two unsuccessful surgeries.

Case Summary: A 55-year-old man was referred to our department due to slight nasal discomfort that persisted for about 1 wk.

Therapeutic Effect of Carboxyamidotriazole on Adjuvant Arthritis in Rats.

Objective: To study the effect of carboxyamidotriazole (CAI) on adjuvant arthritis (AA) in rats.

Methods: The rats were randomly divided into normal group,two vehicle groups (polyethylene glycol 400 control and normal sodium control group), CAI-treated groups (10, 20, and 40 mg/kg) and positive control dexamethasone group. Freund's completed adjuvant was used to induce AA in rats.