A red neuron is a pathological finding in neurons which indicates an acute neuronal injury. It leads to eventual necrosis or apoptosis. The red color of red neurons is due to pyknosis and loss of Nissl bodies.
What are Red Neurons?
The cerebral parenchyma showed red neurons typically observed in early ischaemic damage (20x original magnification HE staining).Locked-in syndrome after basilary artery thrombosis by mucormycosis masquerading as meningoencephalitis in a lymphoma patient.
Maffini F, Cocorocchio E, Pruneri G, Bonomo G, Peccatori F, Chiapparini L, Vincenzo SD, Martinelli G, Viale G - Ecancermedicalscience (2013). Not Altered. CC.
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What is Subacute Neuronal Injury? 