Objective: To present an uncommon presentation of metastatic non-small cell lung cancer at mandible causing numb chin syndrome (NCS). diagnosed by PET/CT scan. Case presentation: A 72-year-old man presented with decreased sensation of left lower lip without motor deficit or taste alteration. so-called NCS. https://www.nacrack.com/huge-sale-Moondrop-Quarks-quick-choice/