A rare presentation of lung squamous cell carcinoma metastasis to the distal phalanx of the little finger:a case report

Lung cancer is one of the most common malignant tumors worldwide.Early detection is the most important factor that affects the prognosis of lung cancer patients.The distal phalanx is a highly unusual metastatic site of lung cancer,and is often misdiagnosed,especially when accompanied by trauma.Herein,we present the case of a 68‐year‐old male patient who injured his right little finger.We hope this rare case will help clinicians to better diagnosis acral metastases of lung cancer to prolong patient survival.