[Investigation and analysis of depression occurrence in patients with chronic periodontitis].

Purpose: To investigate and analyze the depression of patients with chronic periodontitis.

Methods: The subjects were divided t into two groups-those with chronic periodontitis and those with healthy periodontal (control group). Each subject was evaluated by questionnaire, the value of each questionnaire with Depressive Experiences Questionnaire (DEQ) and Zung Self-rating Depression Scale (SDS) was obtained and the average value of each group's DEQ-A (dependent factor), DEQ-I (self-criticism factor) and SDS was calculated.

[Clinical analysis of peripheral branch evulsion of trigeminal nerves on treatment of trigeminal neuralgia:report of 136 cases].

Purpose: To investigate the clinical effect of peripheral branch evulsion of trigeminal nerves on trigeminal neuralgia, especially on the aspect of odynolysis and recurrence.

Methods: 136 patients with trigeminal neuralgia underwent peripheral branch evulsion of trigeminal nerves were retrospectively reviewed with three years follow-up period. The odynolysis and recurrence of pain were observed.