Aneurysm surgery. Surgeon removing an aneurysm in a patient's brain. They are using X-rays to guide them to the site of the aneurysm. Aneurysms are blood-filled dilations in a blood vessel wall. They are caused by a weakening of the vessel wall,which may be caused by hardening of the vessel (atherosclerosis),high blood pressure or injury. If left untreated aneurysms rupture and are often fatal | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Massee, Arno |
Taille de l’image : | 5157 px × 3425 px |
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