Vasodilation is the result of relaxation in smooth muscle surrounding the blood vessels. This relaxation, in turn, relies on removing the stimulus for contraction, which depends on intracellular calcium ion concentrations and is tightly linked with phosphorylation of the light chain of the contractile protein myosin.
Cost & Financing. The cost of liver spot removal depends on the treatment used and how many sessions are needed, but a basic laser treatment is generally around $575 per session. Because liver spots are mostly cosmetic, insurance may or may not cover the treatments.
Causes of liver spots. Liver spots are caused due to exposure to UV or ultraviolet light from the sun over a period of several years. It can also result from excessive use of tanning beds and tanning lamps. The epidermis or the upper layer of the skin contains a pigment known as melanin, which gives the skin its color.iver spots, also known as age spots and solar lentigines, are flat, brown, gray or black spots that generally occur on the face, shoulders, hands and arms.