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어린이 모야모야병에서 휴식 / 아세타졸아미드 Tc-99m-HMPAO SPECT 를 이용한 수술결과 평가
이동수,현인영,왕규창,조병규,정준기,이명철 ( D. S. Lee,I. Y. Hyun,K. C. Wang,B. K. Cho,J. K. Chung,M. C. Lee ) 대한핵의학회 1998 핵의학 분자영상 Vol.32 No.4
Purpose: This study was performed to evaluate the outcome of encephalo-duro-arterio- synangiosis (EDAS) surgery with rest/acetazolamide Tc-99m HMPAO SPECT in moyamoya disease. Materials and Methods: Rest/acetazolamide subtraction SPECT with consecutive acquisition were done before and 2 months after 21 EDAS surgeries in 18 patients. Perfusion decrease was graded visually for 14 areas of each hemisphere as 0 (normal) to 3 (defectj using 4 point scoring system. Postoperative rest perfusion or perfusion reserve was compared with preoperative ones. Results: Among 294 areas of 21 hemispheres, rest perfusion abnormality was found in 97 areas of 15 hemispheres. Decrease of perfusion reserve was found in 146 areas of 18 hemispheres. Six hemispheres having normal rest perfusion and 12 of 15 hemispheres having rest perfusion abnormality showed reserve decrease. Three having rest perfusion defect did not change after acetazolamide in preoperative SPECT. After operation, 16 patients (89%) demonstrated clinical improvement. Fifteen among 18 hemispheres (83%) with decreased reserve improved. Rest perfusion abnormality improved in 6 among the 1.' hemispheres (40%). The areas having rest perfusion and/or reserve decrease improved in 8 : among 146 areas (60%). Decrease of reserve improved in 85% (68/80). However, areas without reserve decrease also improved in 29%(19/#66). The better was peoperative resi perfusion in involved areas or the more decreased vascular reserve, the rnore improved perfusion and reserve after operation. Conclusion: We conclude that assessment of perfusion and perfusion reserve using rest/acetazolamide brain perfusion SPECT predict the surgical outcome in patients with moyamoya disease. (Korean J Nucl Med 1998;32:314-24)
게이트 99mTc - MIBI 심근 SPECT의 심근 분절 운동 평가능력
이동수(D . S . Lee),정준기(J . K . Chung),이명철(M . C . Lee),김선욱(S . W . Kim),김상현(S . H . Kim),현인영(I . Y . Hyun),이명묵(M . M . Lee),고창순(C . S. Koh) 대한핵의학회 1995 핵의학 분자영상 Vol.29 No.4
N/A Information about regional wall motion obtained with gated Tc-99m-MIBI SPECT was compared in 23 subjects(4 normals) to echocardiography or contrast left ventriculography. Gated SPECT study using 20-30 mCi Tc-99m-MIBI were aquired for 8 frames/RR interval (aqusition time=40min.) and processed with Cine Mode computer protocol. Regional wall motion was assessed by visual analysis. The concordance with echocardiography was 88% and with contrast ventriculography was 78%. We conclude that gated Tc-99m-MIBI SPECT was effective in assessing the regional wall motion with the information of regional perfusion in one study.