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증례 : 혈액종양 ; De novo t(11:19) 염색체 전위를 보인 급성전골수성백혈병 1예
조성연 ( Sung Yeon Cho ),김주연 ( Ju Youn Kim ),허주연 ( Ju Yeon Heo ),이성진 ( Seong Jin Lee ),한치화 ( Chi Wha Han ),이제훈 ( Je Hoon Lee ) 대한내과학회 2011 대한내과학회지 Vol.80 No.2S
저자들은 APL 환자에서 흔히 발견되는 t(15;17) 전위가 아닌 t(11;19)를 처음 진단 시점부터 보이는 증례를 경험하였다. 이 환자는 idarubicin과 cytarabine으로 관해유도치료를 시행하여 완전관해에 도달하였으나, 그 기간이 전형적인 APL보다 짧았고 ATRA에 반응을 보이지 않았다. 이는 전 세계적으로도 매우 드문 것으로 국내에서는 최초로 보고되는 증례이다. Acute promyelocytic leukemia (APL), which is usually defined by the morphological features of the leukemic cells, is characterized by the t(15;17) (q22;q21) chromosomal translocation and disseminated intravascular coagulation. This specific translocation results in a new fusion transcript between the promyelocytic leukemia (PML) gene and the retinoic acid receptor-alpha (RARα) gene. Although the presence of this fusion gene can predict a favorable clinical response to all-trans-retinoic-acid (ATRA) treatment, APL with chromosomal translocations other than t(15;17) (q22;q21) is extremely rare and is associated with a poor prognosis. We experienced a case of APL with de novo t(11;19). (Korean J Med 2011;80:S268-S272)
조성연 ( Seong Yeon Cho ),이재현 ( Jae Hyun Lee ),강선구 ( Seon Goo Kang ) 한국스포츠정책과학원(구 한국스포츠개발원) 2007 체육과학연구 Vol.18 No.4
아동들의 신체활동량이 줄어들고 자세의 결함이 많아지고 있지만 신체활동량이 자세에 영향을 미치는지에 관한 직접적인 증거 자료는 많지 않다. 따라서 본 연구는 좌업생활의 증가와 관련성이 있을 것이라 예상되는 경추의 만곡도와 신체활동량간의 상관성을 알아보고 활동 정도에 따라 경추 정렬과 관련된 변인들에 있어서 차이가 나타나는지 알아보았다. 동작가속도계를 이용하여 9~12세 55명의 남녀 아동의 신체활동량을 객관적으로 측정하였으며 이들의 경추 만곡도 및 전경 정도를 조사하였다. 경추 C2와 경추 C7 사이 수평 거리와 유의한 상관성을 보였던(r=-.35, p=.01) 일일에너지소비량을 3분위수로 구분하여 저활동 집단, 중간활동 집단, 고활동 집단으로 나누었다. 이들의 경추 만곡도 변인(Cobb 각도 C2-C7, 잭슨 각도, C2-C7 수평거리)들을 비교한 결과 저활동 집단의 경우, C2가 C7에서 보다 전방으로 멀어져 있는 것으로 나타났다(F=3.96, p=.026). 본 연구 결과는 신체활동 정도가 경추 정렬의 변형과 관련이 있음을 지지하는 것으로 현재까지 아동의 에너지소비량 산정 및 활동 강도 분석에 관하여 논란이 지속되고 있으므로 추후 다양한 방식을 적용하여 재검토 해 볼 필요가 있겠다. There are rare evidences that prove spinal alignment is influenced by objectively measured physical activity. Current study was performed to investigate the relationship between physical activity pattern which was measured by accelerometer and cervical curvature. Physical activity patterns of 55 9~12 year old children were measured including average activity volume(counts), physical activity level(PAL), daily energy expenditure(DEE). Their cerivcal curvatures were taken by x-ray radiography. The result of Pearson correlation analysis showed significant relationship between DEE and the distance of C2 from C7(r=-.35, p=.01). And C2 of children having the lowest physical activity volume inclined the most forward comparing with children having middle or high physical activity volume(F=3.96, p=.026). This result supports the fact that physical activity affects the change of cervical curvature deformity. The more researches with various methods for measuring physical activity pattern are needed to certify current result.
8주간의 요부 안정화 근력 트레이닝이 폐경 전,후 여성 요통 환자의 요부 근력에 미치는 효과
조성연(Seong Yeon Cho),김성수(Sung Soo Kim),차희제(Hee Je Cha),이건우(Kon Woo Lee),박해찬(Hae Chan Park),강경희(Kyung Hee Kang) 한국사회체육학회 2012 한국사회체육학회지 Vol.0 No.47
The purpose of this study was to investigate the effect of lumber strength on lumbar stabilization training in premenopausal and postmenopausal chronic low back pain patient. Adult females were divided into premenopausal group(n=16) and postmenopausal group(n=16), and they performed training(CENTAUR, 45~50%maximal strength, 30minute/day, 3times/week) during 8weeks. After training, to investigate the change of 8 angles(forward & backward 0°, right & left 45°, right & left 90°, right & left 135°) was observed. In two groups, increase of all angles lumbar strength as lumbar stabilization training was observed, and postmenopausal was more increased right & left 45°, left 135° lumbar strength than premenopausal. Also premenopausal was more increased forward & backward 0°, right & left 90° lumbar strength than postmenopausal. The experiment shows that lumbar stabilization training of 8weeks increased lumbar strength both premenopausal and postmenopausal chronic low back pain patient.
남자 아동의 생활습관이 뼈의 성장과 예측 신장에 미치는 영향
조성연 ( Seong Yeon Cho ),김성수 ( Sung Soo Kim ),강선구 ( Seon Goo Kang ),신기문 ( Key Moon Shin ),이재현 ( Jae Hyun Lee ) 대한스포츠의학회 2009 대한스포츠의학회지 Vol.27 No.2
The purpose of this study was to investigate the effect of children`s life style on bone growth and predicted height. The data of forty eight boys (10.0-15.3 years) who had visited medical clinic to examine their growth status were investigated for this study. The bone growth and predicted height were assessed through Tanner Whitehouse 3 method using X-ray photographs of the left hand. Life style (exercise, eating habits and sleeping pattern) was investigated using questionnaires. The predicted height of the endurance exercise group was lower than other groups (martial arts and ball exercise) but it was not statistically significant. Among the variables, only rising time affected both of the bone growth and predicted height showing that the group of rising time before 6 AM had the rapid bone growth and the lowest predicted height. In conclusion, rising in the morning too early might affect the bone growth negatively in boys.
성장호르몬 , IGF-1 과 비만지표의 상관성 및 운동에 의한 변화
김성수(Seong Soo Kim),위승두(Seung doo Wee),이재현(Jae Hyun Lee),박호윤(Ho Yoon Park),조성연(Seong Yeon Cho),한상완(Sang Wan Han),박현정(Hyun Jung Park),김동환(Dong Hwan Kim) 한국사회체육학회 2001 한국사회체육학회지 Vol.16 No.-
This study is to investigate the correlation between obesity and growth hormone and IGF- I, and the change of these hormones by exercise program. For this, we selected 22 obese children and 17 normal weight children aged 10~12. First of all, we analyzed the difference of these hormones between obese group and normal weight group by independent t-test, and the correlation between several indexes of obesity and these hormones. Among these subjects, obese group was divided into two groups, exercise group and non-exercise group. The children of exercise group carried on exercise program 40 minutes, three times a week for 10 weeks and the change was analyzed by repeated measures ANOVA. The conclusion was that the concentrations of growth hormone and IGF- I of obese group are lower than those of normal weight group significantly and especially the rate of abdominal fat among several obese indexes showed relatively strong correlation with these hormones. As the result of exercise program, there were no significant differences between the groups in growth hormone and IGF- I even though there were significant differences in the changes of % body fat, the rate of abdominal fat, the degree of obesity and BMI. But, the attention should be taken in inducing conclusion because there would be several factors influencing the results like individual physiological conditions and the contents of exercise, and the degree of correlations between these hormones and the indexes of obesity were somewhat low.