Hematology

Phagocytosis of Cellular Debris by Macrophages in Pleural Fluid

Cytological image of active phagocytosis in pleural fluid: four macrophages simultaneously engulf cellular debris. Cellular morphology.

Pleural fluid smear: four macrophages phagocytize cellular debris
Pleural fluid smear: four macrophages phagocytize cellular debris

Impressive image.

A moment when four macrophages compete for the phagocytosis of cellular debris in pleural fluid.

Note the fragments penetrating the cytoplasm of the macrophages.

🔬 Source: from the archive of Brazilian hematologist Marcio Melo