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Updated: Jun 7, 2025

Evaluation of a Reliable Biomarker in a Cecal Ligation and Puncture-Induced Mouse Model of Sepsis
Published on: December 9, 2022
Macropolycytes as a sepsis biomarker
1Hospital Santa Maria, Centro Hospitalar Universitário Lisboa Norte, EPE, Lisbon, Portugal; Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal.
Abstract:
A 16-year-old male patient who underwent a kidney transplant developed a septic shock. A full blood count (FBC) was performed and the presence of monocytosis in the automatic FBC, the overlap between neutrophils and monocytes in the WBC scatter plot, and a "MO blast" flag triggered by the analyzer, led to a peripheral blood film (PBF). PBF revealed the presence of macropolycytes that were erroneously count as monocytes by the analyzer. Macropolycytes can play an important role as a sepsis biomarker.

