| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing | |
| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing | |
A 68-year-old male with history of chronic lymphocytic leukemia presented with subnephrotic range proteinuria (protein/creatinine ratio of 2.5), hemoglobin (13.1 g/dl) and ESR of 50 mm/hour. Core needle biopsy was performed to assess his proteinuria. Representative images of the biopsy are shown. Immunohistochemistry staining was performed and showed positive CD 20, CD 5, and CD 23.
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Mazen Osman, M.B., B.Ch. Resident, Anatomic and Clinical Pathology Mayo Clinic |
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Joseph Grande, M.D., Ph.D. Consultant, Anatomic Pathology Mayo Clinic Professor of Laboratory Medicine and Pathology Mayo Clinic College of Medicine and Science |
