Retinopathy of prematurity

Retinopathy of prematurity

Retinopathy of prematurity (ROP) is a vasoproliferative disorder (fibrovascular proliferation) of developing retina in preterm infants. It is characterised by disorganized growth of abnormal new blood vessels (=> hemorrhage) and fibrous tissue ( => contracted scar tissue causing retinal detachment). Incidence of ROP is inversely proportional to the gestational age (general ROP screening…

Anemia

Anemia

The basic classification of neonatal anemia includes the following items: hemorrhagic anemia => blood loss (antenatal – perinatal – postnatal) hemolytic anemia (congenital vs. acquired) => increased destruction aplastic anemia => decreased production anemia of prematurity => specific to preterm infants Erythropoiesis Hemoglobin production begins around the third week of pregnancy in the cytoplasm…