Clinical study on lumbar curvation and Furgerson angle of 131 patients which have low back and leg pain

요통(腰痛) 및 요각통(腰脚痛) 환자(患者) 131명(名)의 요추(腰椎)의 전만각(前灣角) 및 요천각(腰薦角)에 대(對)한 고찰(考察)

The Lumbar curvation & L-S angle(Furgerson angle) were measured from the 131 patients who have taken a X-rays at Oriental hospital of Tae-jon university, and the result were obtained as folIow: 1. The number of Female patients are more than that of Male, and the number of people whose age is 61~70 are the most(29, 22.1%). 2. The number of patients who have HNP are the most(47, 33.8%), and except that of patients who have HNP, the number of patients who have Spondylosis are the most(33, 23.7%). 3. Average of lumbar curvation is $34^{\circ}$, the number of people whose lumbar curvation is $31{\sim}40^{\circ}$ is the most(43, 33.6%), and the number of people whose lumbar curvation is over $61^{\circ}$ is the least(1, 0.98%). 4. Lumbar curvation is increased with increase of age. 5. The average of Furgerson angle is $33.7^{\circ}$, the number of people whose angle is $31{\sim}40^{\circ}$ is the most(51, 39.8%), and that of people whose angle is $0{\sim}10^{\circ}$ is the least(5, 3.9%).