case_images: PMC8176117_01
case_images: Case presentation of transformation of lung squamous cell carcinoma to small cell lung carcinoma with first-line sintilimab monotherapy. CT, computed tomography; HE, Hematoxylin and Eosin; Syn, synaptophysin; Rx, treatment.
case_images: fonc-11-619371-g001.jpg
case_images: PMC8176117_01_fonc-11-619371-g001.jpg
case_images: f1
case_images: The patient died of respiratory failure, severe anemia, and severe thrombocytopenia (Figure 1).
case_images: PMC8176117_02
case_images: Case presentation of transformation of lung squamous cell carcinomas to small cell lung carcinoma with nivolumab. CT, computed tomography; HE, Hematoxylin and Eosin; IHC, immunohistochemical; G, gemcitabine; P, cisplatin; E, etoposide; Syn, synaptophysin; Rx, treatment.
case_images: fonc-11-619371-g002.jpg
case_images: PMC8176117_02_fonc-11-619371-g002.jpg
case_images: f2
case_images: Finally, he died of the primary disease during the fourth month of follow-up (Figure 2).