Neonatology Flashcards
(34 cards)
Birth weight
- Low categories
Birthweights
2500g - very low
1500 - extremely low
1000 - extremely extremely low
IRDS
- Tx
IRDS
- Infant RDS
- Surfactant
- Ventilation
- Steroids
Newborn nutrition
- Three options
Newborn feeds
- Colostrum
- First milk - Breast milk
- TPN
Macrosomia
- Aetiology
- Problems
Macrosomia
- DM mother
- Problems
1. Shoulder dystocia
2. Ischaemic brain injury - Cerebral palsy risk
- Total body cooling (33.5º)
Craniosynostosis
- Pathology
- Types
Synostosis of the cranium
- Pathology
1. Early closure of a suture
2. Pulling of the bones towards the closure
Types
1. Sagittal
- Scaphocephaly
- Long and narrow growth
- Coronal
- Anterior plagiocephaly
- Forehead flattening on closed side
- Bicoronal synostosis
- Flattening on both sides (broad)
- Brachycephaly
- Lambdoid synostosis
- Flattened on the back l/r
- Posterior plagiocephaly - Metopic synostosis
- Narrow at front near frontal/metopic suture
- Trigonocephaly (narrow front, broad back)
Cranial US
- View
- Pathologies
Cranial US
- View
- Pathologies
1. Periventricular haemorrhage (PVH/IVH)
2. Periventricular leukomalacia
3. Ventricular dilatation
4. Hydrocephalus
Intraventricular haemorrhage
- Epidemiology
- Grading
IVH/PVH
- Epidemiology
1. 15-30% <1500g
2. First week of life
3. Rare beyond 34 weeks - Grading
1. Caudothalamic notch
2. In ventricle
3. Ventricular dilation
4. In parenchyma
Intraventricular haemorrhage
- Pathophysiology
- Mx
IVH
- Pathophysiology
1. <34 week baby
2. HIE reperfusion
3. Hemorrhagic infarct - Mx
1. Antenatal CSTs
2. Antimicrobials in PRoM
NIPE Hydrocele
- Pathology
- Mx
NIPE Hydrocele
- Pathology
1. Patent processus vaginalis
2. Fluid in tunica vaginalis - Mx
1. Observe for 1 year
Gentamicin
- ADRs
- Monitoring
Gentamicin
- ADRs
1. Dysphonia
2. Tinnitus
3. Vomiting
4. Nephrotoxicity (in renal impairment) - Monitoring
- Neonates
- after 3-4 doses
- taken before next dose ‘trough’
- 1 hr after IM/IV ‘peak’ conc - Renal function assessed before
- Auditory and vestibular monitored
NIPE
- Four main checks
NIPE
- Eyes
- Hips
- Heart
(4. Testicles)
NIPE
- CHAMPION
NIPE
C - ranium
H - ead circumference
A - rteries (femoral)
M - oro reflex
P - osture/spine
I - nspect genetalia
O - rganomegaly
N - eurology
NIPE
- Hip Checks
NIPE Hip
- Barlow
- Adduction and flexion
- Pressure
- Dislocation - Ortolani
- Abduction
- Click of reduction
Gestation
- Extremely preterm
- Very preterm
- Moderately preterm
- Late preterm
Gestation
- <28 weeks
- Extremely preterm - 28-32 weeks
- Very preterm - 32-34 weeks
- Moderate - 35-37 weeks
- Late preterm
Prematurity
- 7 complications
Prematurity complications
- Head
- IVH - Eyes
- RoP (retinopathy) - Heart
- PDA - Lungs
- RDS
- CLD - Gut
- NEC - Skin
- Thermoregulation - Glucose
- Hypo and hyperglycaemia
Prematurity
- Head complications
Prematurity - Head
- IVH
- Grade 1-4 - Intraparenchymal cystic lesions
- PVL
- Peri-ventricular leukomalacia
- Softening of white matter
Prematurity - RoP
- Pathology
- Ix
- Mx
Retinopathy of Prematurity
-Pathology
1. <32wk/<2kg
2. Dependant on location
- Ix
1. 2-weekly review - Mx
1. Sats 88-92%
2. ?Prevent reperfusion injury
3. Laser treatment
Prematurity
- 4 causes of premature delivery
Prematurity causes
- No identifiable cause
- PROM
- 30-40% - Life-threatening
- 25%
- Pre-eclampsia
- Renal
- Growth restriction - Emergency event
- 25%
- Placental abruption
- Eclampsia
- Severe infection
IRDS
- Mx
IRDS
- Surfactant to 32 weeks
- ET
- Catheter - Ventilation
- CPAP
- PEEP
CLD
1. Definition
2. Mx
Chronic lung disease
- Oxygen requirement at 36 weeks
- Evolving CLD at 34-35 - Nasal cannula/home oxygen therapy
NEC
- Timing
- Mx
NEC
- Timing
1. 3rd week of life
2. 21 days - Management
1. Triple ABx - Cefotaxime
- Gentamicin
- Metronidazole
- Complications
- eg. Strictures
Prematurity glucose
- Hypos and Hypers
- Management
Prematurity glucose regulation
- Challenge
- High energy demand
- No brown fat reserves - High stress level
- High cortisol
- Management
1. Fluids
2. NG feeding - Breast milk fortifier
- Nutri-prem
Prematurity
- Discharge requirements
Preterm discharge
- Temperature self-regulation
- Gaining weight
- 50-80g/week
- Feeding 2 hourly - Only one of:
- Tube fed
- On oxygen
Neonatal weight change
1. Parameters
2. Recovery
Neonatal weight change
- 10% loss by day 5 is a concern
- Regain by 2-3 weeks