• Title/Summary/Keyword: Luxury perfusion

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Significant Reperfusion on $^{99m}Tc-HMPAO$ SPECT in a Case of Subacute MCA Infarction (한의학적 치료로 $^{99m}Tc-HMPAO$ SPECT상 현저한 재관류를 보인 아급성기 중대뇌동맥경색 환자 1례)

  • Park, Jung-Mi;Jung, Woo-Sang;Seo, Al-An
    • The Journal of Internal Korean Medicine
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    • v.22 no.3
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    • pp.437-442
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    • 2001
  • For ischemic cerebrovascular disease, it is well known that early luxury perfusion is related to a good clinical outcome and single photon emission computed tomography(SPECT) has the potential for providing useful information about regional cerebral blood flow. We report one case of Rt. MCA infarction mainly treated by oriental medicine and revealed luxury perfusion without thrombolysis. In acute stage, neurological deficits of the patient were very severe. 99mTc-HMPAO SPECT images obtained 10days after the attack showed large perfusion defect in the Rt. MCA territory. We followed up 99mTc-HMPAO SPECT 40days after the ictus. Despite of the poor early perfusion, we found considerably improved perfusion and neurological improvement.

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Brain SPECT Using $^{99m}Tc$-HMPAO and $^{99m}Tc$-ECD in Subacute Cerebral Infarction: Case Report (아급성 뇌경색 환자에서 $^{99m}Tc$-HMPAO 및 $^{99m}Tc$-ECD 뇌 SPECT: 증례보고)

  • Ahn, Byeong-Cheol;Lee, Dong-Soo;Yoon, Byung-Woo;So, Young;Jung, June-Key;Lee, Myung-Chul;Koh, Chang-Soon
    • The Korean Journal of Nuclear Medicine
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    • v.30 no.4
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    • pp.570-575
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    • 1996
  • For brain perfusion SPECT imaging, $^{99m}Tc$-HMPAO and $^{99m}Tc$-ECD are commonly used. Although these two tracers usually show similar distribution, it is well known that discrepant finding might be noted between $^{99m}Tc$-HMPAO and $^{99m}Tc$-ECD imaging in some conditions. Luxury perfusion(perfusion/metabolism mismatch) is one of the examples and could be observed in subacute cerebral infarction. We report a case of subacute cerebral infarction that revealed luxury perfusion. Increased perfusion was found in $^{99m}Tc$-HMPAO SPECT and perfusion defect was found in $^{99m}Tc$-ECD SPECT. We found large area of mismatch with a consecutive acquisition-subtraction method. Crossed cerebellar diaschisis was observed in both SPECT images.

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