Page 109 - Edited - Webster HEAD AND NECK - part 2-Merge PDF

HN 303 INVESTIGATING DEAFNESS IN THE COMFORT HN 303
OF YOUR OWN HOME (2)

A DEVICE TO MASK THE
PATIENT DOCTOR SOUND OF THE TUNING FORK.
L R L R IS USED. THIS CAN BE A
SOPHISTICATED ELECTRONIC
GIZMO, GENERATING WHITE
X NOISE THE TOTAL ACOUSTIC
SPECTRUM WITH ALL
256 256 FREQUENCIES AT EQUAL
Hz Hz ENERGY LEVEL; OR (
Air Air CHEAPER!) "PINK NOISE-
(W/PNG)
APPROXIMATING TO WHITE
'White' or 'pink' NISE, & ROUGHLY LIKE
noise generator LISTENING TO A DETUNED
(W/PNG) RADIO WITHOUT INTER
PATIENT DOCTOR STATION SUPPRESSION; OR
L R L R (AND CHEAPEST!) A

(W/PNG) (W/PNG) CLOCKHARK NOISE -MANCER
THE DOCTOR ASSUMES HIS
X EATRS TO BE NORMAL &
COMPARES RESULTS. HE OR
SHE ALWAYS HEARS THE
256 256 TUNING FORK IN ONE OR
Hz Hz OTHER EAR, WHEREAS, WITH
Bone- Bone- GOOD EAR "MASKED, THE
mastoid mastoid PATIENT DOES NOT, THE
process process
RESULT IN THIS CALE IS A
PATIENT DOCTOR BIAGNOSIS OF NERVE
L R L R DEAFNESS IN THE PATIENT'S
LEFT EAR ("OR THERE'S
SUMMAT UP WI YOREARS
X DOCTOR-DOSTTHA KNOW
OWT?")-CONFIRMED BY THE
WEBER TEST AT BOTTOM LEFT
256 256 THE OUTCOME IN THE CASE AT
Hz Hz BOTTOM RIGHT IS DIFFERENT:
Bone- Bone- THE PATIENT COMPLAINED OF
mastoid mastoid DEAFNESS IN THE LEFT BAR.
process process
THIS WAS CONFIRMED USING
AIRBORNE CONDUCTION, BUT
PATIENT PATIENT THE EAR WAS FALSE RINNE

NEGATIVE. THE WEBER TEST
PROVED THAT THERE WAS
256 256 CONDUCTION DEAFNESS IN
Hz Hz THE LEFT EAR, SINCE THE
L R L R BONE BORNE SOUND WAS
LOUDER IN THAT EAK, "CAN
Bone vertex or YOU AFFORD TO HAVE YOUR
X forehead in EAR STRINGED? ""NAY, ISHLL
median plane USE T'WIFE'S KIRBY GRIP."

K.E.W.