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Psoriasis-like dermoscopic pattern of clear cell acanthoma
Leonardo Bugatti1, Giorgio Filosa, Paolo Broganelli
1Dermatology Unit, A. Murri Hospital Via dei Colli, 52 60035 Jesi-AN-Italy. dermjesi@yahoo.it
Summary
Dermoscopy reveals specific vascular patterns, resembling psoriasis, in clear cell acanthoma (CCA). These findings aid in diagnosing CCA and suggest an inflammatory basis for its development.
Area of Science:
- Dermatology
- Dermatopathology
- Medical Imaging
Background:
- Dermoscopy enhances the diagnostic criteria for various skin lesions.
- Clear cell acanthoma (CCA) is a specific type of skin neoplasm.
Purpose of the Study:
- To characterize the distinct dermoscopic features of clear cell acanthoma (CCA).
- To evaluate the utility of dermoscopy in identifying CCA.
Main Methods:
- Analysis of six consecutive clear cell acanthoma (CCA) cases.
- Utilized both conventional and videodermoscopy for detailed observation.
Main Results:
- Identified characteristic dermoscopic findings in CCA.
- Observed a squamous surface with a translucid collarette.
- Noted regularly distributed, perpendicularly oriented dilated capillary loops, appearing as dotted structures.
Conclusions:
- Dermoscopic findings in CCA exhibit vascular patterns similar to psoriasis.
- These psoriasis-like vascular features are indicative of CCA.
- The observed features suggest an inflammatory process contributes to CCA formation.