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51.0 MB (51.0 MB compressed)
3455 x 5161 pixels
29.2 x 43.7 cm ⏐ 11.5 x 17.2 in (300dpi)
AJ PHOTO / SCIENCE PHOTO LIBRARY AJ PHOTO / SCIENCE PHOTO LIBRARY
Doppler ultrasound scan of an artery in the neck of an adult male patient to study blood flow and narrowing of the blood vessels (atherosclerosis), clots or aneurysms (blood vessel swelling).
Model release available. Property release not available.