Overall skin cancerSkin cancer rates are much lower in East Asian populations than in Caucasian populations. Pigmented basal cell carcinomaBasal cell carcinoma (BCC) is the most common type, and surgical excisionSurgical excision with wide margins is the standard treatmentTreatment for BCC in most East Asian countries. Due to differences among countries in insurance systems and surgical approaches, Mohs micrographic surgeryMohs micrographic surgery (MMS) is an uncommon procedure in most Asian countries. Surgical excisionSurgical excision is widely used in the major parts of East Asia because of its effectiveness and simplicity. MMS has been reported to be a successful treatmentTreatment by particular institutions in Korea and Taiwan. However, MMS is not routinely available in most dermatologic units in East Asia. Intraoperative histological evaluation to control surgical margins is widely used instead of MMS for high-risk skin cancerSkin cancer. Complete histological margin control using a double-bladed scalpel may be easily applied to standard intraoperative frozen sectionFrozen sections evaluation in many institutions where MMS is difficult to perform. It is far less time-consuming and can be easily used by surgeons with existing systems, even in East Asian countries.