Angiography video of the knee of a 72-year-old patient showing severe narrowing (stenosis) of the femoral and popliteal arteries (down centre). The patient was a former smoker, and had high blood pressure and high cholesterol levels. Angiography is an imaging technique in which a radio-opaque contrast medium is injected into blood vessels to allow them to be seen on an X-ray. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Zephyr |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 5 Sekunden |
Seitenverhältnis: | 4:3 |
Restrictions: | - |