When fluid has escaped the veins and settles in the tissues around the ankles, some pigment called heamosiderin from the red blood cells may deposit in the skin causing darkening of the skin at the ankles.Read More
“Spider veins” are a general term used for the thin hair-like veins that appear on the legs. The development of these veins is also genetic, hormonal and related to standing for long periods.
When venous hypertension develops, the superficial venous system becomes dilated and filled with extra fluid (blood) which the body tries to get back to the heart.Read More
Varicose veins are defined as veins that are more than 3mm in diameter. They are usually palpable.
Venous Stasis / Eczema
The body sees the fluid in the tissues as abnormal and tries to heal the feet. In so doing, inflammatory cells are recruited. One of these cell types are mast cells which release histamine (a substance released in allergies) and cause itching of the ankle.
More inflammatory cells are recruited aiming to form heal the foot. Enzymes are released which break down the skin.
The skin condition worsens.
These events all occur from chronic fluid retention in the limbs fomr venous hypertension and is known as venous stasis.
Ulceration is the final and worse outcome of progressive venous disease.
Just as scar tissue forms from a cut, the same process to form ‘scar’ tissue occurs in the legs underneath the skin, by cells called fibroblasts.
This fibrous tissue has been thought to coat arteries and affect the delivery of oxygen and nutrients to the skin.Read More