Length of time for battery to cause caustic injury
As little as two hours.
Ptosis w too much botox, give what medication
Apraclonidine -> alpha 2 agonist gets 1-2mm additional lid elevation
Most common IgG deficiency in children? Adults?
-IgG2 leads to infections w encapsulated bacteria eg H flu, S pneumo, Klebsiella -Adults IgG3
Over past 10 yrs, what % of OPCa's are attributed to HPV
Z plasties, length and angles
rollover is indicative of what condition?
-rollover is when speech discrim gets worse with higher signal intensity
How many hair cells per cochlear nerve?
10 outer hair cells per efferent nerve
10 afferent nerves per 1 inner hair cell
Ideal upper eyelid crease in women? men?
women - 8-11mm
What age are auditory brainstem implants approved for?
12yrs and older
What is a positive Queckestedt's test?
Development timeline of sinuses?
-The maxillary sinus develops first in utero
-The ethmoids are the most developed at birth
-The sphenoid starts to develop at 3 yo
-The frontal sinus starts to develop at 5yo
Most common bug involved with cavernous sinus thrombosis?
What anomaly is associated with an absent foramen spinosum and middle meningeal artery?
*persistent stapedial artery
MCC bug assc with malig OE? fungal?
MCC congenital facial palsy?
Congenital lower lip palsy syndrome
Congenital b/l facial paralysis and abducens palsy?
EBV is RF for what ca's?
-salivary gland ca
Salted foods are a risk for what ca's?
Eponym for Branchial oto renal syndrome?
Dose of epinephrine for anaphalyxis
-0.3cc IM every 5-15 min
Treatment of hyperthyroidism in preggers?
-Propylthiouracial in 1st trimester (methimazole assc w aplasia cutis)
-Then methimazole (PTU assc w liver damage)
NF2 inheritance pattern?
When to mask on an audiogram?
->40db difference on circumaural headset
->70dB difference of intraaural headset.
Treatment of RLS?
-Dopamine agonists eg pramipaxole, ropinirole, bromocriptine
What lab value assc w narcolepsy?
Differences in their sleep studies?
*low CSF hypcretin
*increased stage 1, sleep latency less than 8 min
When to be suspicious of malingering score for UPSIT?
-Anosmia is 5-18
-Hyposmia is 19-33
Ideal TSH level prior to radio-iodine therapy
-therefore off thyroid meds for 2-4 wks w low iodine diet.
Baker Gordon peel
-Contains liquid soap, 88% phenol, water, croton oil
-MCC age of Recurrent parotitis of childhood and Tx?
-resolves usu by teens therefore conservative management and abx
Wound strengthe timeline
*3% at one week
*20% at 3 wks
*80% at 3 mo's
Inheritance pattern of connexin 26
What drains into the maxillary vein?
Where does the submucosal plexus drain?
*facial, ophthalmic, and sphenopalatine vein
Components of the internal valve?
*upper lat, inf turb, septum, piriform aperture
Ophthalmic issue (interstitial keratitis
Glucocorticoids for tx
(It's an AI disorder)
CI's for hemilaryngectomy?
*piriform sinus involvement
*Proximity to the cricopharyngeus
*post cricoid region
*ipsilateral cord paralysis
Tx of hypercalcemic crisis?
*2-4 L of fluids
Minimum thickness of melanoma where you should consider sentinel node bx?
Treatment of malingnant hyperthermia?
-push a minimum of 1mg/kg until symptoms stop or max dose of 10mg/kg
CI's for gamma knife for vestibular schwannoma
tumor >3cm can lead to obstructive hydrocephalus.
Mitomycin C MOA and concentration?
Cotton myer grading for subglottic stenosis?
Grade 1: 0-50%
When is a neck dissection indicated in salivary ca?
*high grade pathology except adenoid cystic
*adenoid cystic has rare neck mets and therefore rarely needs neck dissection.
Optimal time to dermabrade scars?
Metabolization of local anesthetics?
Amides are metabolized by liver
Esters are metabolized by psueocholinesterase
-amides have two i's in name
-esters have one i in name
Freidman staging for OSA surgery?
Stage I 80% success
Stage II 40% success
Stage III 8% success
Sinus tumor staging?
Medications that can cause tinnitus?
ASA, neomycin, furesomide, quinine, vanco