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Background
The similar visual appearance of high‐risk basal cell carcinoma (BCC) and cutaneous squamous cell carcinoma (cSCC) may cause confusion for diagnosis. High‐frequency ultrasound (HFUS) may provide additional intralesional information and thus help to distinguish them.
Method
In this retrospective study, we analyzed the clinical characteristics, HFUS grayscale, and color Doppler flow imaging...