•Older age correlates with better response to immunotherapy in stage IV melanoma patients but the impact of aging on distant metastasis is unclear. This study found an inverse relationship between age at diagnosis and the number of metastatic sites; these…

•Merkel cell carcinoma (MCC) is a potentially lethal skin-cancer with a rapidly increasing incidence in the Netherlands. The 5-year survival of 63% did not improve over time and is worse for males, elderly and advanced disease. Our results emphasise need…

Data are sparse on the efficacy of hydroxychloroquine as therapy for morphea. Of our 84 patients, 81% had a complete response or a partial response greater than 50% to hydroxychloroquine. Hydroxychloroquine should be considered a treatment option for morphea.

•Physician-evaluated measures of psoriasis severity are the primary assessments in psoriasis trials; however, U.S. dermatologists also consider patient-reported outcome (PRO) data when selecting a biologic for moderate-to-severe psoriasis patients PRO evaluations should be integrated into psoriasis clinical trials to obtain…

The presence of a single skin cancer lesion in a nonwhite individual may be associated with greater morbidity and mortality than in a White patient. Emphasize skin examination and increased vigilance of sun-protected areas in nonwhite patients, particularly the anogenital…

•Whole body imaging is the current standard of care as part of staging work-up for all patients presenting with skin lesion(s) of B-cell lymphomas, however the incidence of extracutaneous involvement in indolent cutaneous B-cell lymphoma is unknown. Imaging is effective…