This can lead to shortness of breath, as well as possible chest pain, depending on the cause of the effusion. Fever is another possible finding, but is also related to the cause of the effusion. ... Read more
Re: can benzoyl perioxide permanently damage skin??? Yes, BP can cause a dermatitis (permanent skin damage). I had problems with BP, I used it for the spots, but when I applied it my skin went red (it like burned...)on the spots I had applied the BP. I personally don't like BP at all.
Older scars are white in color. As a result of the initial inflammation and damage to blood vessels and cells loss of pigment-producing cells occurs. Because of the loss of skin pigment the scar becomes hypopigmented (pale). The has skin a great capacity to regenerate itself. Scars are a remaining signs of the skin's attempt to heal itself. While normally the skin is quickly repaired, the new skin can have a different appearance. This is frequently persistent in the form of a scar that don't fade away.