LAUSR

The main aim of cutaneous oncology surgery is to remove tumors with sufficient safety margins to offer the greatest chance of cure. The second aim is to preserve, where possible, the function of the affected organ, and the final aim, though often valued more highly by the patient, is to achieve good cosmetic outcomes. These principles are especially important when dealing with the hand, which is the most distinctive human organ and one of the main tools used to interact with the environment.1 In this issue of Actas Dermo-Sifiliográficas, Miguel Ángel Flores-Terry et al.2 from Hospital General Universitario de Ciudad Real describe their experience with the surgical treatment of malignant subungual tumors (squamous cell carcinoma and melanoma), where amputation of the distal phalanx is the most common surgical technique. They performed function-sparing surgery consisting of excision of the nail unit with adequate margins and subsequent