Korean J Dermatol.  1983 Oct;21(5):507-512.

Clinical Observation of Psoriasis

• Hahm JH

Abstract

Psoriasis is a common chronic recurrent inflammatory disease of the skin characterized by round, circumscribed, erythematous dry scaling patches of various sizes, covered by grayish white or silvery white, imbricated and lamella scales. The number of psoriasis have tendency to increase on these days in Korea. To evaluate a general tendency of psoriasis at the Department of Dermatology, College of Medicine in Ewha Womans University in 1982, 281 cases of psoriasis at OPD were analized by the clinical data. The results were as follows: 1. Male incidence was 122(43.4%) and female 159(56.6%) out of 281 cases of psoriasis. There is no signiifcant sex differences(M:F 1:1.3). 2. The peak incidence of age group was aged between 20 to 29(33.1%). The incidence under 20 was 15.3%. Mosi: of the patients(68.0%) was aged between 20 and 49. R. The most frequent site of involvement was on the entire body(47.7%). Frequent involved site in descending order were lower extremities, upper extremities, scalp, elbows and knees. 4. There was no significant seasonal variation in psoriasis in 1982(Spring: 26. 7%., Summer: 25.6%, Fall: 18.5% Winter: 29.2g). 5. The incidence of psoriasis in 1982 at OPD of Ewha Womans University hospital was 1.95% in total new patient of 14,424.

MeSH Terms

Dermatology
Elbow
Female
Humans
Incidence
Knee
Korea
Lower Extremity
Male
Psoriasis*
Scalp
Seasons
Skin
Upper Extremity
Weights and Measures