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  • Presentation

7+ Dermoscopy Pearls

Description

The presentation focuses on dermoscopy and the assessment of skin lesions, particularly pigmented ones. The speaker engages the audience through interactive quizzes, asking questions about various cases of pigmented lesions and encouraging participants to diagnose them based on images. Throughout the discussion, key dermoscopic features are highlighted, such as the identification of actinic keratosis, solar lentigo, and melanomas. Important diagnostic approaches, such as looking for patterns and structures in lesions, even on the face, are emphasized. A significant theme is the inverse approach: rather than looking for malignant criteria in early lesions, one should identify benign characteristics to rule out malignancy. The need to examine the entire skin and understand the context of lesions—especially in cases like pregnancy or multiple lesions—is also stressed. With examples, the presentation illustrates how to differentiate between benign and malignant lesions through careful clinical evaluation and dermoscopy. The message is clear: dermoscopy is a powerful tool that should be applied to all kinds of skin examinations, and the clinical context must guide management decisions.

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Conclusions

  • The research emphasizes the importance of using the dermatoscopic inverse approach to diagnose facial pigmented lesions accurately, which enhances diagnostic ability for early-stage melanoma.
  • Specific patterns and features—such as scales, white and wide follicular openings, erythema, and other characteristics—are crucial in distinguishing benign lesions from melanomas.
  • The presence of a 'blotch' in lesions indicates a potential sign of microinvasion, making it critical to evaluate carefully before making treatment decisions.
  • A comprehensive evaluation of the entire skin is essential, as multiple melanomas can occur simultaneously, highlighting the need for thorough skin examinations.
  • Ulcerated red nodules are often associated with malignancies and require prompt evaluation and management to prevent further progression.
  • During pregnancy, nevi might grow and darken, but do not develop malignancy features, which highlights the need to treat suspicious lesions regardless of the patient's pregnancy status.
  • Aimilios Lallas, MD, PhD, Konstantinos Lallas, MD, Philipp Tschandl, MD, PhD. "Readers for Lentigo Maligna Diagnosis" Journal Pre-proof. Current Controversies in Early-Stage Melanoma. Harald Kittler, MD, PhD, Zoe Apalla, MD, PhD, Caterina Longo, MD, PhD, Giuseppe Argenziano, MD, PhD.
  • Leonardo Peruilh Bagolini, MD, Zoe Apalla, PhD, Ruben González Cuevas, MD, Konstantinos Lallas, MD, Chryssoula Papageorgiou, MD, Mattheos Bobos, PhD, Sofia Magdalini Manoli, MD, Theodosia Gkentsidi, MD, Ioannis Spyridis, MD, Elizabeth Lazaridou, PhD, Elena Sotiriou, PhD, Efstratios Vakirlis, PhD, Dimitrios Ioannides, PhD, Aimilios Lallas, PhD. "Dermatoscopic Predictors to Discriminate Between In Situ and Early Invasive Lentigo Maligna Melanoma: A Retrospective Observational Study." Journal Pre-p
  • A. Lallas, A. Kyrgidis, H. Koga, E. Moscarella, P. Tschandl, Z. Apalla, A. Di Stefani, D. Ioannides, H. Kittler, K. Kobayashi, E. Lazaridou, C. Longo, A. Phan, T. Saida, M. Tanaka, L. Thomas. "The BRAAFF Checklist: A New Dermoscopic Algorithm for Diagnosing Acral Melanoma." British Journal of Dermatology.