LAUSR

Lung cancer is the most common cancer in China, followed by gastric cancer. According to an analysis of the prevalence of malignancies in 2015, 787,000 people were diagnosed with lung cancer in China (1). Lung cancer has the highest mortality for both women and men, with a 5-year survival rate of only 19.7% (2). In Europe, lung cancer is one of the 3 most common tumor diseases with the highest mortality rate (3). Lung cancer is susceptible to metastasis, resulting in poor prognosis, and the average survival time of patients with metastatic lung cancer is only 3–6 months (4). Pathological diagnosis through various techniques is the gold standard, and includes cytological examination, pleural biopsy, computed tomography (CT), or percutaneous lung biopsy, which provide evidence for diagnosis for lung cancer patients (5,6). Treatment against lung cancer depends on the pathological type, so a clear pathological classification is the prerequisite for treatment. However, it usually takes 2–5 days for traditional approaches in most domestic Original Article