Mean arterial pressure and total peripheral resistance were significantly reduced at rest and during steady state of exercise as compared to controls prior to sympathectomy identical vO2, whereas CO remained unchanged.
The significant fall in left circumflex coronary flow was proportional to the decline in external heart work due to sympathectomy both at rest and under exercise.
http://www.springerlink.com/content/k2n6j4555g16x773/
http://www.springerlink.com/content/k2n6j4555g16x773/