https://www.selleckchem.com/pr....oducts/mmp-9-in-1.ht
nosis relies on postoperative pathological work-up for most cases. PSP is a clinically rare benign lung tumor, which is more common in middle-aged women. The clinical manifestations and imaging features are lack of significance. Percutaneous lung puncture pathological examination and intraoperative rapid frozen pathological sections often leads to misdiagnosis. Final diagnosis relies on postoperative pathological work-up for most cases. The mortality rate of lung cancer meningeal metastasis is extremely high. Circulating tumor DNA (c