What is the last sinus to develop?
Frontal
**Ego Means SelF
= Ethmoid - Maxillary - Sphenoid - Frontal
Tell me when the sinuses develop.
Ego means SelF
= Ethmoid= air @ birth
= Maxillary= present at birth; air @ 4
= Sphenoid= present at 5
= Frontal= start @ 7-8 but not fully done till teens
Most common long-term sequelae associated with congenital CMV?
Hearing loss
T or F: kids with congenital CMV can pass newborn hearing test.
True!
50% will pass but develop loss later.
What is the leading cause of acquired hearing loss?
Bacterial meningitis
Please list min. 5 non-infectious RF for neonatal sensorineural hearing loss.
Preg: *in utero infectxn (i.e. CMV) Post Natal - Apgar 0-4 @ 1 min or 0-6 @ 5min - *BW < 1500 g - *Craniofacial anomalies (involving external ear) - NICU > 2d - *ECMO - mechanical vent 5+ days - *ototoxic meds (gent, tobra), diuretics (lasix) - *hyperbili needing exchange PMHX - *congenital bacterial meningitis - *syndromes: NF, Alport, Jervell and Lange-Nielson syndromes - Neurodegenerative (Hunter) - Sensory motor neuropathies (Charcot-Marie Tooth Syn) - Recurrent or persistent AOM x 3 mon. Meds: chemo HPI: *trauma, noise level Development: GDD, SLP delay FHX: *fhx of permanent hearing loss
1.5 year old boy with sudden fall with normal LOC that has nystagmus. What is dx?
Benign Paroxysmal Vertigo
Associated: Migraines.
What is vertigo?
rotation or spinning component
T or F: true vertigo is associated with LOC.
False
Do you teens have benign paroxysmal or position vertigo?
Positional!
Paroxysmal usually resolve by 6 y.o.
How can you tell peripheral or central vertigo?
Central= constant, any direction nystagmus, neuro signs
List common reasons for acute vertigo:
List reasons for chronic vertigo:
What test must all people with vertigo undergo?
Hearing test.
What maneuver can you do for Benign POSITIONAL vertigo?
Epley test.
How do you treat vertigo?
Symptomatic if no RED flags
Most recover w/out intervention over wk-months.
What is the most objective test for middle ear effusion?
Tympanometry.
Fluid= non compliant TM = flattened tympanogram tracing. Test limited by pt cooperation.
Does not distinguish btwn OME vs. AOM.
Facial nerve is which cranial nerve?
7
Most common causes of facial nerve palsy?
AOM
Bell’s palsy
Lyme disease
List 3 congenital causes of facial nerve palsy
CONGENITAL
1. Congenital Traumatic (LGA, forcep, prem)
List 3 acquired causes of facial nerve palsy
ACQUIRED
What is the most common cause of unilateral facial weakness?
Bell’s Palsy
CC: usually abrupt loss of control + sensation on one side
~2 wk after infection
Dx of exclusion
Tx: steroids +/- valacyclovir
Describe the Ramsay Hunt Triad:
How do you tell the difference btwn central vs. peripheral lesions causing facial palsy?
Central =