• venous
  • The most important Doppler signs are: absent or reduced venous flow, absent or inverted arterial diastolic flow, poor intraparenchymal vascular signals and high intraparenchymal vascular resistances. (eurorad.org)
  • veins
  • By color Doppler imaging ciliary arteries and veins, external ophthalmic artery and dorsal external ophthalmic vein were easily identified. (vin.com)
  • blood
  • Treatment options include clonidine (a blood pressure medication, is known about the neural correlates in monkeys two studies have demonstrated reductions in hdl cholesterol seen when sildenal was found between sexual function was measured by ultrasonography. (healmyptsd.com)