PVL and NICU brain injury Actual Questions And Correct Detailed Verified Answers.

PVL - correct answer leading cause of CP symmetrical, NONhemorrhagic, typically BILATERAL lesion Caused by ISCHEMIA from alterantions in cerbral blood flow (decreased) (diplegia, quad) PVL locations - correct answer arterial end zones o the middle, psterior and ant cerbral arteries (where the meet) medical management of PVL - correct answer prevention of intrauterine aphyxia, maintenance o adequate vent avoidance of systemic hypotension GM-IVH - correct answer most commn type of neonatal intracranial hemorrhage occurs in 32 weeks and wt 1500 g 4 level grading (hemiplegia, quad di) GM-IVH grade I - correct answer isolated GM hem GM-IVH grade II - correct answer IVH wiht normal sized ventricles that occurs when hemorrhage is the subependymal GM ruptures through the ependyma into the lateral ventricles GM-IVH grade III - correct answer IVH with acute ventricular dialation GM-IVH grade IV - correct answer hemorrhage INTO the periventricular white matter clinical sx of GM IVH - correct answer decreasing Hct, full ant fontanelle, changes in activity level, impaired visul tracking, increased mm tone of LE, brisk tendon reflexes Hypoxic Ischemic Encephalopathy - correct answer spectrum of neurlogic impairment lack of O2 and substrate delivery as the result of decreased blood flow HIE - correct answer high neonatal mortality incidence 1/1000 clinical sx: lethargy, decreased activity, hypotonia, weak suck, incomplete moro, constriced pupils, bradicardia, and periodic breathing - may degrade into tone postures, coma, absent reflexs, HIE long term sequele: - correct answer cognitive impairment, spastic quad, sz do, ataxia, bulbar and psuedobulbar palscy, atonic quad, hyperactivity,and impaired attention Retinopathy of Prematurity - correct answer stage 1 visible line of demarcation btw postrior vascularized retina and anterior avascular retina stage 2- pathologi neovasuclarization that is confined to the retina stage 3- stage 4 subtotal detachment stage 5 complete detachment