There are still many rare LC pathological types in children, which are not listed in Table 3, such as: primitive neuroectodermal tumor, fibromyxosarcoma, malignant teratoma, malignant hemangioendothelioma, neuroblastoma, nuclear protein in testis (NUT) associated carcinoma, lymphoepithelial carcinoma, desmoplastic small round cell tumor, pseudosarcomatous carcinoma, spindle cell sarcoma. Here, NUTM1 is linked to nasopharyngeal type undifferentiated carcinoma.