The signs of a dangerous blood clot can vary depending on its location. Some people may also not experience any symptoms.

Varicose veins occur when veins of the legs become ... diagnose a possibly life threatening condition, such as heart or kidney failure. The doctor will ask about symptoms and medical history.

Camilla Tooke Jordan Tooke died after an air embolism entered his vein when a line to a kidney dialysis machine became detached Mr Tooke had Williams Syndrome - a condition affecting development ...

After it has been purified, the blood returns to the circulatory system through the renal vein. The kidneys produce urine and this helps maintain water balance. The urine is taken from the kidneys ...