A PaO2 test measures partial pressure of oxygen ... Dress comfortably for a PaO2 test. Often, blood is drawn from the radial artery, which runs along the inner surface of the wrist.

Radial artery aneurysms are rare vascular conditions ... Atherosclerosis or persistent high blood pressure are common causes of aneurysms in adults, although these conditions are considerably ...

Overall complication rates were similar to those seen with transfemoral access, however, and patients liked it better.

The right coronary artery can also be involved ... Frequently, the radial pulse is absent on the left and present on the right. The blood pressure may be elevated. A murmur of aortic regurgitation ...