Case Reports in Hematology / 2019 / Article / Fig 2

Case Report

Prolonged Remission of Cancer of Unknown Primary following Initiation of Eculizumab Therapy for Paroxysmal Nocturnal Hemoglobinuria

Figure 2

Lymph node biopsy. The malignant cells are strongly positive with antibodies to cytokeratin, indicating epithelial lineage and supporting the diagnosis of carcinoma (cytokeratin AE1/AE3, 200x).

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.