PMC7242998_01
Lower lip SCC, before treatment (2015 May).
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Systemic image survey including computed tomography (CT) and positron emission tomography (PET) showed no evidence of distant metastasis (Fig. 1).
Lower lip SCC, four and half years after treatment (2020 January).
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The patient was now recurrence-free at the recent follow-up 4 and half years after therapy (January 2020) (Fig. 2).