Analysis of the Causes of Ptosis.

Kim, Seong Yeol; Chung, Wha Sun

Original Article

Journal of the Korean Ophthalmological Society 1995;36(10):1649-1654.
Published online October 1, 1995.

Analysis of the Causes of Ptosis.

Seong Yeol Kim, Wha Sun Chung

Department of Ophthalmology, College of Medicine, Yeungnam University, Taegu, Korea.

안검하수의 원인 분석

정화선(Wha Sun Chung),김성열(Seong Yeol Kim)

Abstract

The authors reviewed the patient's charts of 300 patients with ptosis(401 eyes). The patients were classified into congenital and acquired and analyzed patients according to causes and their incidences. Of all patients, 261(86%) were congenital ptosis and the remaining 39 were acquired. The most common type of convenital ptosis was simple one(85%). On the other hand, acquired ptosis composed of mechanical(35.9%) and traumatic (23.1 %) in their incidence. In regarding severity of ptosis, severe form were 72% and 45% in congenital and acquired, respectively. When compared with reports from other countries on their incidence, congenital ptosis was much higher than that of incidence.

Key Words: Acquired ptosis;Causes;Congenital ptosis;Incidence