FRCPath Haematology Part 2: Morphology RBC Morphology Overview Teardrop Cells

Teardrop cells (dacrocytes) are cells which are rounded at one end and tapered at the other. They arise from conditions which affect the bone marrow architecture and exit of the RBC from the bone marrow.

  • Bone marrow fibrosis
  • Bone marrow infiltration
  • Severe dyserythropoiesis
Teardrop Cell. Peripheral blood film from a patient with myelofibrosis, showing a teardrop cell.
Peripheral blood film from a patient with myelofibrosis, showing a teardrop cell.
Teardrop Cell. Peripheral blood film from a patient with myelofibrosis, showing teardrop cells and polychromasia.
Peripheral blood film from a patient with myelofibrosis, showing teardrop cells and polychromasia.
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