dissection

Noun

dissection (countable and uncountable, plural dissections)

1. The act of dissecting.
   • Most of the carotid artery dissections (CADs) occur spontaneously [2]. Only about 4% of all CADs result from a (poly-) trauma such as a motor vehicle accident (MVA) [4]. Bilateral ICA dissection following blunt trauma, as described in our case, have a special role in the current literature, because...2015 July 22, Moritz Crönlein et al., “Traumatic bilateral carotid artery dissection following severe blunt trauma: a case report on the difficulties in diagnosis and therapy of an often overlooked...
   • The preliminary findings, released by Graham’s office, found that Graham’s death was caused by “aortic dissection due to arteriosclerotic cardiovascular disease.” Aortic dissection is a life-threatening medical emergency where a tear occurs in the inner wall of the aorta, the body’s main artery.2026 July 12, Jordain Carney, Cheyanne M. Daniels, “Graham’s office releases preliminary cause of death”, in POLITICO
2. Something dissected.
3. (figuratively) A minute and detailed examination or analysis.
4. Surgical removal.
   • neck dissection
   • lymph node dissection