7--u波

<p>u波：正常人可无u波，如有应较低小，以<b> V3～V4导联</b>较明显</p>

Attachments

_nb={7cb4a1f3-03e6-40a8-8efa-38ad8d9dcb44}&book=6e598459756c829c1b6f7f0ee22a5d42&page=84&x=68&y=148&id=404&uuid=785f5bdce40b3942c00c1197ea7d2390