ENT Lab Flashcards
Order of ENT exam
inspect external ears examine internal ears w/ otoscope test for hearing (whisper test) inspect external nose inspect inside of nose palpate/percuss sinuses palpate lymph nodes (w/ pads of figner) inspect external mouth inspect internal mouth (using light) palpate gums & tongue (w/ gloves)
Structures of external ear to visualize
auricle helix antihelix concha tragus & antitragus triangular fossa lobule external auditory canal
Structures of inner ear to visualize
cone of light umbo malleus manubrium pars tensa pars flaccida chorda tympani nerve
How to examine inner ear of adult?
pull up, out & posterior
How to examine inner ear of child?
pull down, out & posterior
How does a normal tympanic membrane appear?
translucent & pearly
What is the umbo?
where eardrum meets tip of malleus (from where cone of light fans downward & anteriorly)
What is the pars tensa?
portion of drum that is inferior to pars flaccida
Where is the pars flaccida?
superior to malleus
Where is the chorda tymapni N located?
runs in superior part of inner ear near pars flaccida
Conductive hearing loss
external or middle ear problem
Sensorineural hearing loss
inner ear, cochlear N, or central brain connections problem
When do you perform the Weber & Rinne test?
if pt fails the whisper test
Normal whisper test
stand behind pt, have pt occlude 1 ear, dr exhales fully & whispers combo of #s & letters
normal: pt correctly repeats sequence or after 2 sequences, can identify 3 of 6
What is normal finding for Weber test?
sound lateralizes to both ears equally