The Anatomic Distribution of Skin Involvement in Patients with Incident Chronic Graft-versus-Host Disease.
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ABSTRACT: Little is known about the anatomic distribution of cutaneous chronic graft-versus-host disease (cGVHD). Using data from the cGVHD Consortium Improving Outcomes Assessment Study, we describe the frequency and extent of erythema and superficial and deep sclerosis in 8 anatomic sites in patients with incident disease (ie, new cGVHD diagnosis within 3 months of study entry) receiving systemic therapy. Of 339 patients with incident disease, 182 (54%) had skin involvement. When an extremity was involved, the same type of disease was present contralaterally in 92% of cases, revealing a high level of symmetry. As anticipated, erythema was the most common incident feature; however, sclerotic skin involvement at the time of cGVHD diagnosis was more common than has been suggested by previous studies. Erythema occurred in 155 (85%) and sclerosis in 53 (29%) of the patients with skin involvement (46% and 16%, respectively, of the entire cohort of 339 incident cGVHD cases). Erythema was least common on the lower extremities (n?=?71; 39% of patients with skin involvement). Moveable sclerosis was rare on the head, neck, and scalp (n?=?4; 2%). Deep sclerosis did not occur in this region, and instead was most likely to occur on the upper extremities (n?=?14; 8%) and lower extremities (n?=?14; 8%). More than one-half of patients with erythema (n?=?107; 58.7%) had diffuse involvement (4 or more of 8 sites involved), compared with less than one-third of those with sclerosis (n?=?16; 30.2%).
SUBMITTER: Gandelman JS
PROVIDER: S-EPMC6546305 | biostudies-literature | 2019 Feb
REPOSITORIES: biostudies-literature
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