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This study found histopathological evidence of hypertrophy in nerve endings that may explain the cutaneous neurosensory symptoms in some long COVID-19 patients.

This report describes two rare cases of desmoplastic melanoma presenting as alopecia neoplastica, highlighting a potential diagnostic pitfall for clinicians examining patients with scar-like alopecia.

This abstract contains only journal subscription and informational content and does not present any research findings.

In this study, a mouse model with a PIK3CA gain-of-function mutation in Schwann cells revealed unique communication with neighboring cells and a glycolytic shift in peripheral nerves, and early alpelisib treatment significantly improved symptoms, though efficacy declined with delayed administration due to limited drug penetration.

This review discusses recent advances in understanding Merkel cell carcinoma biology, including the development of genetically-engineered mouse models and potential therapeutic targets, but reports no new clinical results.