Objectives : The purpose of this study was to investigate the clinical progress of patients diagnosed as sequela of traffic accident. Methods : We studied 34 cases who were admitted in Semyung University Oriental Hospital from 1st, January, 2005 to the 31st, December, 2005. And we came to some conclusion about clinical tendencies as follows. Results and Conclusions : 1. Women had occupied more than men, and 14 persons in 20th were the most distribution of age. 2. In distribution of onset, less than 7 days was the most(58.8 %), followed by less then 28 days(20.6 %). 3. Most patients used western medical hospital(47.1 %) and oriental medical hospital(44.1 %) as primary hospital. 4. In chief complaint, cervical pain was most(32 cases, 94.1%), the others were low back pain(22 cases, 64.7 %), back pain(5 cases, 14.7 %), chest pain(5 cases, 14.7 %). 5. In treatment methods, acupuncture and physical therapy was most(33 cases, 97.1%), the others were Extract-med.(31 cases, 94.0%), electric-acupuncture(27 cases, 79.4%), Herb-med.(23 cases, 67.6%), Herb-acupuncture(l8 cases, 52.9%) and Taping therapy(15 cases, 44.1%). 6. In hospital days, $8{\sim}14$days was most(l5 cases, 44.1%), the other were 15-21days(l2 cases, 35.3%). over the 29 days(4 cases, 11.8%) and 22-28 days(3 cases, 8.8%). 7. 34 patients were examined, and all cases were 'improved'. And statistically significance compared after-treatment with before-treatment group(p<0.005).