Case Report
Copyright ©The Author(s) 2020.
World J Clin Cases. Apr 6, 2020; 8(7): 1257-1264
Published online Apr 6, 2020. doi: 10.12998/wjcc.v8.i7.1257
Figure 2
Figure 2 Histological findings. A: Cervical lymph node biopsy (HE staining, ×200); B: Bronchoscopy biopsy (HE staining, ×200). The tumor cells were large with vesicular nuclei and prominent nucleoli; C: Positive immunohistochemical staining for encoded small nuclear RNA (×400) in the cervical lymph node; D: Positive immunohistochemical staining for CD56 (×400) in the cervical lymph node.