A six-year-old boy presented with fever and bone pain. He was found to have thrombocytopenia, anemia, and splenomegaly. MRI showed bone marrow abnormality. A hematologic malignancy was suspected. He had a bone marrow biopsy, which showed foamy histiocytes, consistent with Gaucher disease.
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Erin Conboy, M.D. Fellow, Clinical Biochemical Genetics Mayo Clinic |
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Silvia Tortorelli, M.D., Ph.D. Consultant, Division of Laboratory Genetics and Genomics Mayo Clinic Assistant Professor of Laboratory Medicine and Pathology Mayo Clinic College of Medicine |
This is a 19-year-old female with microcytic anemia. A colonoscopy revealed a polyp in the descending colon. After the procedure, she developed fever, and a Monospot test resulted positive.
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![]() | Valeria Dal Zotto, M.D. Fellow, Surgical Pathology Mayo Clinic |
![]() | Rebecca L. King, M.D. Consultant, Division of Hematopathology Mayo Clinic Assistant Professor of Laboratory Medicine and Pathology Mayo Clinic College of Medicine |
A 36-year-old male presented to the clinic for routine warfarin monitoring. Blood was drawn for prothrombin time testing. In the lab, a medical technologist noted that the volume of packed red cells appeared higher than normal. The estimated hematocrit value was 57% (reference interval = 38.8% - 50.0%). A review of past hematology results for the patient showed that his hematocrit had been increasing over the past nine months.
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Kendall Cradic, Ph.D. Fellow, Clinical Chemistry Mayo Clinic Assistant Professor of Laboratory Medicine and Pathology Mayo Clinic College of Medicine |
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Nikola Baumann, Ph.D. Consultant, Clinical Core Laboratory Services Mayo Clinic Assistant Professor of Laboratory Medicine and Pathology Mayo Clinic College of Medicine |