Table 2.

The most common histopathological observations in COVID-19.

Morphological Data	Nephron Segments	Pathophysiological Mechanism
Epithelial necrosis	Proximal tubules	Direct viral infections, hemodynamic disorders, rhabdomyolysis
Cellular debris	Lumen of tubules
Myoglobin	Tubules	Rhabdomyolysis
Corona-like viruses	Podocytes, tubules	Direct viral infections
Isometric vacuolization	Tubules
Loss of brush border, flattening, damage	Tubules	Direct viral infections, cytokine storm
Swelling of endothelial cells	Glomerulus