Key Points Pluripotential stem cells sustain hematopoietic function throughout a person's lifetime; the fate of developing cells is influenced by the microenvironment. The site of erythropoiesis changes over development, progressing from the yolk sac to the aortogonadomesonephron, to the liver,…
Key Points Perinatal stroke is a vascular event causing focal interruption of blood supply and can be categorized based on the vascular distribution of stroke (arterial or venous), age at the time of stroke, and age at presentation. When a…
Key Points Neonatal encephalopathy is a clinical syndrome that can result from a variety of underlying causes. Hypoxic-ischemic encephalopathy (HIE) is a major cause of neonatal brain injury and mortality worldwide. Magnetic resonance imaging and magnetic resonance spectroscopy are useful…