Narcissists believe their personality and appearance is superior to others. Symptoms of narcissism include focusing only on one's self, lacking guilt and an inability to empathize. Narcissistic people tend to be vain. A marriage being undermined by narcissism might benefit from therapy.
Trocar: A sharply pointed shaft, usually with a three-sided point. A trocar may be used within a cannula, a hollow tube, designed to be inserted into a vein, artery, bone marrow or body cavity. The word trocar is derived from the French trois (three) + carre (side). Last Editorial Review: 6/9/2016.
a 10 mm trocar is placed at the umbilicus for the laparoscope a second 10 mm trocar is placed on the left side and a 5 mm trocar is placed on the right side at the level of the umbilicus lateral to the inferior epigastric vessels in line with the anterior superior iliac crest