Objective : This study was performed to examine the patterns of skin disease in patients that had visited Dept. of Dermatology Hospital of Oriental Medicine, Dongguk University. We also compared on disease, age and treatment. Methods : We analysed statistic study in 505 patients, who had visited to our hospital from July, 2005 to February, 2007. Results : The results were as follows; 1. Distribution of dermatology classification was 40.6%, males were 41 % and females were 59%. 2. Distribution of aging was 18.2% in 0-9 years old and 18.8% in 10-19 years old and 17.4% in 20-29 years old. 3. Common disease group were Atopic dermatitis (24.55%); Acne (10.89%); Eczema (10.89%); Urticaria (10.30%). 4. Distribution of treatment according to diagnosis were external preparation in atopic dermatitis, acne, eczema, dermatitis seborrheica ; herbal-medication in urticaria ; herbal-medication and external preparation in facial redness. 5. Distribution of treatment according to aging were external preparation in all group except 50-59 years old; acupuncture treatment in 20-29 years old; herbal-medication in 10-19 years old; consultation in 70-79 years old. Conclusion : This study suggests that oriental medical treatments is popular in dermatologic diseases, especially atopic dermatitis and acne. We have to take steps for effective management and treatment for special diseases and ages.