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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f15_60_16324

©2013 UpToDate ® Print Email Angioplasty During an angioplasty, your doctor advances a thin plastic tube (called a "catheter") with a tiny balloon inside it to your heart. After the catheter reaches the narrowed or blocked artery, the balloon swells up. This opens up the artery and helps restore blood flow to the heart.