Publications by authors named "F Mayo-Martinez"

Article Synopsis
  • Lymphomatoid papulosis (LyP) is a rare skin disorder affecting T-cells, and there's limited information about its impact on children.
  • A study analyzed data from 87 pediatric patients diagnosed with LyP over a 24-year period, noting that most cases were initially misdiagnosed and the average age at onset was 7 years.
  • The prognosis appears positive, with a 100% overall survival rate, although 10% of patients had associated blood cancers, indicating a significantly higher risk of malignancy compared to the general youth population.
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Background: Topical imiquimod has been shown to be an effective treatment for extramammary Paget disease (EMPD), although available evidence supporting its use is based on case reports and small series of patients.

Objectives: To investigate the therapeutic outcomes and analyse potential clinicopathological factors associated with the imiquimod response in a large cohort of patients with EMPD.

Methods: Retrospective chart review of 125 patients with EMPD treated with imiquimod at 20 Spanish tertiary-care hospitals.

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Combined Merkel cell carcinoma (MCC) and squamous cell carcinoma (SCC) have classically been regarded as more aggressive than conventional, pure, Merkel cell polyomavirus (MCPyV)-positive MCC. It is still unknown whether combined MCC and SCC are more aggressive than pure, MCPyV-negative MCC, and the origin of both the SCC and MCC elements of these combined tumors has not been elucidated. The main objective of this systematic review was to assess whether combined MCC and SCC tumors are associated with a worse prognosis than pure MCC; the secondary goals were the characterization of the clinical and histopathological features of these combined neoplasms.

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Extramammary Paget's disease (EMPD) is subclinical in extent and multifocal in nature. There is no global consensus for treatment, so its management represents a challenge in clinical practice. Therefore, we conducted a systematic review through the main electronic databases to assess the effectiveness of topical imiquimod in cutaneous EMPD and to discuss its management.

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