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Exuberant Nail Dystrophy as a Presenting Sign of Psoriasis

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Antiplatelets and Anticoagulants in Dermatological Surgery. A Protocol for Clin...

The increasing number of patients undergoing antithrombotic therapy and a higher prevalence of skin neoplasia implies an adequate management of these drugs in the perioperative period during dermatological surgery. The authors present and discuss the protocol for clinical practice followed in the Dermatology and Venereology Department of Centro Hospitalar Universitário São João. Suspension or maintenance of the...

Atypical Presentation of Herpes Simplex 1 Virus in a COVID-19 Patient

Cutaneous Metastasis of Renal Cell Carcinoma

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Determinants for Drug Survival of Methotrexate in Patients with Psoriasis: 10-Y...

Introduction: Methotrexate has been used in the systemic treatment of psoriasis since 1950 and remains a first-line drug. It is important to assess the factors that influence its discontinuation. The aim of the authors was to identify determinants of drug survival of metho- trexate in patients with psoriasis. Methods: A retrospective analysis was performed concerning patients who started psoriasis treatment wit...

Idiopathic Pyoderma Gangrenosum Treated with Adalimumab: A Case of Success

Suprapubic Erythematous Nodules in an Elderly Patient

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Syphilitic Balanitis of Follmann: Laboratory Pitfalls

We report a case of early syphilis, presenting as balanitis and papular syphilides in an HIV-infected patient, with a previous history of syphilis infection, which demonstrated a false negative VDRL testing due to a prozone phenomenon. This false negative response results from overwhelming antibody titers, which interfere with the proper formation of the antigen-antibody lattice network, necessary to visualize ...

Carbamazepine-Induced Sweet Syndrome

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Metaphoric or Descriptive Terminology for Dermoscopy: Which is the Best?

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