A 74-year-old man with a history of multiple squamous cell carcinomas presents with a 5-mm bright pink, dome-shaped papule with overlying vessels at the crown of the scalp. What is your diagnosis?
A woman in her late 70s with a history of immunoglobulin A monoclonal gammopathy of unknown significance presents with a tender, draining lesion of the central face. What is your diagnosis?
A teenaged boy presented with a 1-year history of asymptomatic cutaneous lesions on the face that had spread to the trunk and extremities; he also had asthenia and mild intermittent arthralgias. What is your diagnosis?
This case report describes ragged cuticles; flat-topped pink papules overlying the bilateral metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints that were consistent with Gottron papules; and a spontaneous skin ulceration on the right knee.
A woman in her late 40s presented with a 40-year history of hard nodules on the scalp, feet, trunk, and lower extremities. What is your diagnosis?
A woman in her 80s initially presented with numerous, primarily photodistributed, crusted, and ulcerated plaques of the trunk and extremities and a medical history of essential thrombocytosis treated with hydroxyurea for 14 years. What is your diagnosis?
Importance Patients with acne are interested in nutraceuticals as a potential treatment option. However, there is uncertainty regarding the efficacy and safety of these products. Objective To evaluate the evidence for oral nutraceuticals in the treatment of acne. Evidence Review The PubMed, Embase,…
This case series study describes cutaneous T-cellrich lymphoid infiltrates characterized by papulonodules on the trunk and/or extremities in 6 patients after receiving the Pfizer/BioNTech COVID-19 mRNA vaccine.
This case report describes multiple small, symmetrical, reddish brown papules on the cheeks, nose, and eyelids.
This case report describes well-defined, macerated, erythematous plaques with stellate erosions within the bilateral axillary vaults.
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