Blood sampled from the anterior interventricular vein accurately reflects venous drainage from the LAD territory under normal, low flow, and reperfusion conditions, but not during ischaemia.
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AIV sampling may inaccurately reflect LAD drainage during ischemia; leaves open its utility in ischemic versus non-ischemic animal models.
Vinten‐Johansen et al. (1987) studied this question.
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