主动脉内径宽度及主动脉壁厚度与年龄增长有关。
The thickness of aortic wall and internal diameter of aorta increased with the increase of age.
TEE和TTE对升主动脉内径的测值无显著性差异（P＞0．05）；
The measuring values of TEE and TTE to inner diameter of ascending aorta were similar(P>0.05).
病例10。本病例中，两血管同为前向血流，且肺动脉内径小于主动脉弓(图15)。
Case 10 in this case, both vessels have antegrade flow, and the pulmonary artery is thinner than the aorta (Figure 15).
取仰卧位测量其左肾静脉主干段内径及穿入腹主动脉与肠系膜上动脉夹角段内径。
Supine admission Measurement of the left renal vein diameter of the trunk section and wear Rufu aorta and superior mesenteric artery Angle paragraph diameter.
取仰卧位测量其左肾静脉主干段内径及穿入腹主动脉与肠系膜上动脉夹角段内径。
Supine admission Measurement of the left renal vein diameter of the trunk section and wear Rufu aorta and superior mesenteric artery Angle paragraph diameter.
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