Neurology Flashcards
Recovery time for facial nerve palsy
2-3 weeks
Tearing, photophobia, enlarged globe
Glaucoma
Also have corneal edema and clouding causing dull red reflex and dampened pupillary reflex
Sturge Weber eye association
Congenital glaucoma in 30-70%
Syndromes associated with glaucoma
NF, Retinoblastoma, homocystinuria, trisomy 21, congenital rubella (also cataracts), Stickler syndrome, Sturge Weber syndrome, corticosteroids
CMV eye association
Chorioretinitis
Toxoplasmosis eye association
Chorioretinitis
MC outcome in infant with Cystic PVL
Spastic diplegia (Damages deeper, more medial fibers that control lower extremity function)
Lack of babbling by which age is concern
11 months
Echolalia begins
Between 15-18 months
Repetition of sounds
First line treatment for moderate or severe hearing loss
Amplification combined with intensive speech and language
Normal EEG of extremely preterm infant
Discontinuous
When does EEG become continuous?
31-33 weeks
Hypotonia, severe mental deficiency, ataxia
Angelman syndrome
Maternal deletion
Hypotonia, weakness, contractors, absent DTRs, tongue fasiculations
Spinal muscular atrophy or Werdnig Hoffman disease (degeneration of anterior horn cell)
First manifestation of NF-1
Cafe au lait macules (smooth borders)
When are pupils reactive to light
30-32 weeks
What age is optic nerve myelination complete?
24 months
MC etiology of congenital hearing loss
Genetic (MC genetic cause is connexin 26 gene mutation)
Abnormal hearing screen threshold
35 db
Palmar grasp reflex appears and disappears. Persistence signifies:
Appears 28 weeks
Established by 32 weeks
Disappears by 2-4 months
Persistence - athetoid CP
Moro reflex appears and disappears
Appears 28-32 weeks
Established by 37 weeks
Disappears by 6 months
Crossed extensor reflex appears and disappears
Leg extended and sole rubbed → opposite leg will first have flexion and then extension with fanning of toes
Appears 26 weeks
Established by 34 weeks
Disappears by 2 months
Rooting reflex appears and disappears
Appears 30 weeks
Established by 34 weeks
Disappears by 4 months
Tonic reflex appears and disappears. Persistence means?
Appears 35 weeks
Established by 1-2 months
Disappears by 6 months
Persistence: Focal cerebral abnormalities
Only medication to decrease IVH
ACS (24-48h before delivery)
Also maternal transfer before imminent preterm birth
Prader Willi genetic cause
Paternal deletion in chromosome 15q11-13
Both copies come from mother (maternal uniparental disomy)
Angelman genetic cause
Maternal deletion in chromosome 15q11-13
Both copies come from father (MANs copies) (paternal uniparental disomy)
Myotonic dystrophy cause
Trinucleotide repeat
Effects of Kernicterus
TEAM Teeth - dental enamel dysplasia Eye abnormalities (paralysis of upward gaze) Auditory dysfunction Movement dysfunction - Athetoid CP
Leading cause of vision impairment in preterm infants
ROP
Threshold disease
ROP in Zones I or II in at least 5 contiguous or 8 total clock hours + plus disease
50% progress to stage 5
Treatment for threshold disease
Laser within 2-3 days
Most common area involved in ROP
Zone III