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유세화(Se Hwa Yoo),조재연(Jae Youn Cho),이상화(Sang Hwa Lee),박상면(Sang Myun Park),이진구(Jin Goo Lee),심재정(Jae Jeong Shim),강경호(Kyung Ho Kang),인광호(Kwang Ho In),오유환(Yu Hwan Oh),김광택(Kwang Taek Kim),김형묵(Hyung Mook Kim) 대한내과학회 1996 대한내과학회지 Vol.50 No.5
Chronic thromboembolic pulmonary hypertension is the result of single or recurrent pulmonary emboli arising from sites of venous thrombosis. For reasons still unknown, the emboli in chronic thromboembolic pulmonary hypertension patients do not resolve completely. The vessels involved are the central elastic vessels such as main, lobar and/or segmental arteries. Such patients should be considered separately from acute pulmonary embolism because their thrombi are potentially removable by surgical thromboendarterectomy, The prevalence of deep vein thrombosis and pulmonory embolism seems to be lov, in Korea. But, we experienced 3cases of chronic thromboembolic pulmonary hypertension in a year recently. They complained of progressive exertional dyspnea for a few months to years. Lung perfusion scan revealed multiple segmental perfusion defects and pulmonary angiography, spiral CT reveal multiple defects in main and lobar pulmonary arteries. One patient(case1) died of low output cardiac failure while waiting for operation, and another patient(case2) has been treated medically at OPD, one(case3) was treated by right main pulmonary artery thromboendarterectomy and his pulmonary arterial pressure was sucessfully dropped from 60/39mmHg to 26/18mmHg. We reported 3cases of chronic thromboembolic pulmonary hypertension with review of literatures.