Table 1

Final histological diagnoses of the CD56+/CD45− malignancies

CaseSpecimenFinal diagnosis
1Lymph nodeMerkel cell carcinoma
2Parotid glandMetastatic small cell carcinoma (unknown primary)
3Lymph nodeMetastatic small cell carcinoma (unknown primary)
4Lymph nodeMetastatic undifferentiated neuroendocrine carcinoma
5Lymph nodeMetastatic pancreatic neuroendocrine carcinoma
6Lymph nodeMerkel cell carcinoma
7Lymph nodeMetastatic undifferentiated neuroendocrine carcinoma
8Lymph nodeMerkel cell carcinoma
9Lymph nodeMetastatic small cell carcinoma (lung primary)
10Lymph nodeMetastatic small cell carcinoma (unknown primary)
11Chest wall massMetastatic small cell carcinoma (unknown primary)
12Temple massNeuroblastoma