A skin graft is placed over an area of the body where skin has been lost. These layers are taken from the donor site, which is the area where the healthy skin is located. They may also appear paler than the adjoining skin. It is done to replace the skin in an area where the skin has been severely damaged. The source (donor site) most commonly used for skin grafts include the lateral thigh, buttocks, below the collarbone, in front of and behind the ear, and the upper arm. The surgeon first marks the outline of the wound on the skin of the donor site, enlarging it by 3 5 to allow for tissue shrinkage. Once a skin graft has been put in place, it must be maintained carefully even after it has healed.
Psoriatic plaque and fragile blisters on the graft donor site. During the last 200 years, skin grafting has evolved into an essential component of the reconstructive surgeon’s armamentarium. If you have a severe wound, such as a burn, cosmetic surgery may improve its appearance. The donor site is also covered with a dressing to prevent infection from occurring.
At day 2 the normal skin transplants (A, B) appear cyanotic but are viable. Postoperatively the wound was treated as for a skin-graft donor site and healed satisfactorily in all cases. In plaque psoriasis, therefore, excision of the superficial skin layers appears to be an effective and easy alternative to medical treatment. In this type of graft, one end of the graft remains attached to the donor site so that it can continue to receive nourishment until new circulation is established. The nurse may touch the client who has a skin condition with clean, ungloved hands, unless the client is contagious or has open or draining lesions. Persistent irritation and scratching make the skin appear leathery and thick. Psoriasis is a chronic, noncontagious, proliferative skin disorder that most commonly affects young adults and people of early middle age (Fig.
Payperview: Development Of Subepidermal Bullae In The Split-skin Graft Donor Site Of A Psoriatic
The immune system in someone with psoriasis and psoriatic arthritis misfires and inappropriately causes inflammation and an accelerated growth of skin cells. Since then, many effective treatments directed toward the immune system have been developed for psoriasis and psoriatic arthritis. Any duplication, rebroadcast, republication or other use of content appearing on this website is prohibited without written permission of National Psoriasis Foundation. Looking for online definition of Skin Lesions in the Medical Dictionary? Tell a friend about us, add a link to this page, or visit the webmaster’s page for free fun content. Given that psoriasis has characteristics of an autoimmune disease, it is not surprising that HLA studies revealed an association with certain alleles, notably HLA-Cw6. Location of Primary Defect. Psoriatic skin, therefore, appears to be sensitized toward disease which may be triggered by exogenous (environmental) or endogenous factors (e. Development of psoriasis after syngeneic bone marrow transplant from psoriatic donor: further evidence for adoptive autoimmunity.