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Terms in this set (62)
What is RDS? A disease that resulted from immature lung anatomy
and physiology
What is the primary abnormality of Surfactant deficiency
RDS?
- low birth weight (less that 1200g) What are factors that increase the risk of developing
- gestational age less than 30 RDS?
weeks/prematurity
- maternal hemorrhage during
delivery
- maternal diabetes
- birth asphyxia
- multiple births (twins, triplets, etc)
- sometimes c-section
What is another name for RDS? Hyaline Membrane Disease (HMD)
What kind of appearance does an x- Ground glass appearance
ray indicating HMD have?
What does surfactant replacement Rapid/dramatic improvement in lung compliance and
therapy is RDS result in? gas exchange
- decreasing airway pressure How do you avoid a potential pneumo with RDS?
- decreasing VT when compliance
improves or immediately after
surfactant administration
, - O2 concentrations higher than 30% What are indications for surfactant administration?
to maintain a SpO2 greater than 90%
- decreased volumes on chest x-ray
(less than 8 rib inflation)
- meconium aspiration with RDS
- ground glass appearance
- compliance less than .50 ml/cwp
What babies are meconium aspiration Full term or post term newborns
often seen with?
What can meconium staining of Fetal distress or hypoxemia
amniotic fluid be a sign of?
What does meconium aspiration Endogenous surfactant production
inhibit?
- hypercapnia What happens during the first few hours of
- hypoxemia meconium aspiration?
- metabolic acidosis
- coarse with rhonchi/rales What breaths sounds could be heard on an infant
- diminished with MAS?
- prolong expiratory phase
What happens with meconium The infant will often develop PPHN
aspiration as pulmonary vascular
resistance increases?
- supplemental blow-by O2 What are some things used as a treatment for MAS?
- CPAP
What was previously common intubation followed by the utilization of a meconium
practice to deal with meconium aspirator
aspiration?
What can ruptured alveoli result in? PIE