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.
When a scab appears on your face during healing, avoid the temptation to pick at it or pull it off. Don't touch it. If you pick at or pull off the scab too soon you increase the risk of infection. You can also cause permanent damage such as: A thickened scar ; A keloid, especially in people with darker skin