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  • Presentation

Greatest Cases from the Dermatopathology Slide Club

Description

In a presentation on dermatopathology, Dr. Nicholas Slogan discusses several intriguing cases encountered at Walter Reed, emphasizing a thoughtful approach in diagnosing complex dermatological conditions. He begins with a case of a hypervascular myofibroma, noting its biphasic architecture and varying degrees of cellularity, which initially posed a diagnostic challenge. Following this, he presents a myoparicytoma characterized by concentric arrangements of cells around small blood vessels. Dr. Slogan highlights the minimal atypia observed in both neoplasms and reassures with their generally favorable prognosis post-excision. The last case involves a lower lip lesion in a 55-year-old male, initially thought to be lichen planus due to its papillomatous appearance but later diagnosed as verrucous hyperkeratosis, a concerning potential precursor for malignancy. Throughout the session, he emphasizes the importance of consultation and collaboration in dermatopathology, particularly with lesions that may have ambiguous presentations or implications for patient management. Dr. Slogan concludes by outlining the key takeaways from each case, reinforcing their relevance to clinical practice.

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Conclusions

  • The hypervascular myofibroma is characterized by biphasic cellularity and good prognosis following excision.
  • Myopericytomas present with concentric growth around blood vessels and are considered a spectrum with myofibromas, typically not recurring post-excision.
  • Verrucous hyperkeratosis can be an early manifestation of proliferative verrucous leukoplakia, potentially leading to malignancy.
  • Early lesions of verrucous hyperkeratosis may show a verrucous architecture without significant atypia, which poses a risk for misdiagnosis.