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    Colored angiogram of carotid artery in neck of mature patient. — Stock Photo
    Colored angiogram of carotid artery in neck of mature patient.
    Colored angiogram of carotid artery in neck of mature patient. — Stock Photo
    Colored angiogram of carotid artery in neck of mature patient.
    Close-up view of surgical forceps on white background. — Stock Photo
    Close-up view of surgical forceps on white background.
    Close-up view of surgical forceps in metal tray. — Stock Photo
    Close-up view of surgical forceps in metal tray.
    Male surgeon holding artery forceps. — Stock Photo
    Male surgeon holding artery forceps.
    Narrowed blood vessel, computer illustration. — Stock Photo
    Narrowed blood vessel, computer illustration.
    Coloured angiogram (blood vessel X-ray) of the coronary arteries of a 52 year old patient. The artery at right has had a stent placed in it to treat a blockage. — Stock Photo
    Coloured angiogram (blood vessel X-ray) of the coronary arteries of a 52 year old patient. The artery at right has had a stent placed in it to treat a blockage.
    Coloured magnetic resonance angiogram (MRA) of the arteries (white) supplying the kidneys (blue, upper left and right). — Stock Photo
    Coloured magnetic resonance angiogram (MRA) of the arteries (white) supplying the kidneys (blue, upper left and right).
    Coloured scanning electron micrograph (SEM) of a section through healthy skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through healthy skin.
    3D computed tomography (CT) scan of normal arteries in the brain of a 35 year old. — Stock Photo
    3D computed tomography (CT) scan of normal arteries in the brain of a 35 year old.
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery.
    Coloured angiogram (blood vessel X-ray) of arteries in the pelvic region. — Stock Photo
    Coloured angiogram (blood vessel X-ray) of arteries in the pelvic region.
    Coloured coronary angiogram (X-ray) of a 59 year old patient with severe stenosis (narrowing) in the left anterior interventricular coronary artery (running down left) and the left circumflex artery (centre). — Stock Photo
    Coloured coronary angiogram (X-ray) of a 59 year old patient with severe stenosis (narrowing) in the left anterior interventricular coronary artery (running down left) and the left circumflex artery (centre).
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red).
    3D computed tomography (CT) scan of normal arteries in the brain of a 35 year old. — Stock Photo
    3D computed tomography (CT) scan of normal arteries in the brain of a 35 year old.
    Conceptual computer Illustration of human heart anatomy. — Stock Photo
    Conceptual computer Illustration of human heart anatomy.
    Section of a muscular artery — Stock Photo
    Section of a muscular artery
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left). — Stock Photo
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left).
    Coloured three-dimensional computed tomography (CT) scan of a posterior view of a healthy rib cage and heart. — Stock Photo
    Coloured three-dimensional computed tomography (CT) scan of a posterior view of a healthy rib cage and heart.
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Normal human renal artery — Stock Photo
    Normal human renal artery
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Atherosclerosis and narrowed artery — Stock Photo
    Atherosclerosis and narrowed artery
    Balloon angioplasty procedure — Stock Photo
    Balloon angioplasty procedure
    Pathological anatomy of Brain stoke — Stock Photo
    Pathological anatomy of Brain stoke
    Wall of a muscular artery — Stock Photo
    Wall of a muscular artery
    Human bone structure — Stock Photo
    Human bone structure
    Arteries and veins of the hand — Stock Photo
    Arteries and veins of the hand
    Healthy kidneys and abdominal aorta — Stock Photo
    Healthy kidneys and abdominal aorta
    Pathological anatomy of atherosclerosis — Stock Photo
    Pathological anatomy of atherosclerosis
    Heart of glass anatomy — Stock Photo
    Heart of glass anatomy
    Healthy artery anatomy — Stock Photo
    Healthy artery anatomy
    Arteries and veins of the hand — Stock Photo
    Arteries and veins of the hand
    Blood vessels of the neck — Stock Photo
    Blood vessels of the neck
    Human heart anatomy — Stock Photo
    Human heart anatomy
    Heart and circulatory system — Stock Photo
    Heart and circulatory system
    Pathological anatomy of Atherosclerosis — Stock Photo
    Pathological anatomy of Atherosclerosis
    Cut in an artery seen from its interior — Stock Photo
    Cut in an artery seen from its interior
    Visual rendering of Heart anatomy — Stock Photo
    Visual rendering of Heart anatomy
    Red blood cells in an artery — Stock Photo
    Red blood cells in an artery
    Atherosclerosis harming blood vessel — Stock Photo
    Atherosclerosis harming blood vessel
    Pathological anatomy of Stroke — Stock Photo
    Pathological anatomy of Stroke
    Healthy artery anatomy — Stock Photo
    Healthy artery anatomy
    Human alveoli anatomy — Stock Photo
    Human alveoli anatomy
    Heart of a 54 year old patient — Stock Photo
    Heart of a 54 year old patient
    Newborn digestive and cardio-vascular systems — Stock Photo
    Newborn digestive and cardio-vascular systems
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Human structural anatomy — Stock Photo
    Human structural anatomy
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Human leg structural anatomy — Stock Photo
    Human leg structural anatomy
    Normal and healthy abdomen anatomy — Stock Photo
    Normal and healthy abdomen anatomy
    Skin anatomy showing tissue stratification — Stock Photo
    Skin anatomy showing tissue stratification
    Skin anatomy showing tissue stratification — Stock Photo
    Skin anatomy showing tissue stratification
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel