Audiological Evaluation Final Exam Flashcards
(35 cards)
Normal Hearing Range
0-20 dB
Moderate Hearing Range
41-55 dB
Moderately-severe
56-70 dB
Profound
90 dB
Severe
71-90 dB
Mild
21-40 dB
Flat
No changes in thresholds across all frequencies
Sloping or high frequency
Hearing loss increases as the frequencies get higher (hearing is better in low frequencies)
Speech impact of Normal (0-15 dB)? Sounds Affected?
No speech impacted
All speech audible
Speech impact of Normal (26-40 dB)? Sounds Affected?
Speech Impact: Trouble with soft speech and distant speakers
/f/, /th/, /s/ (soft high-freq sounds)
Speech impact of Moderate (41–55 dB)? Sounds Affected?
Difficulty in group conversation, soft speech
/s/, /sh/, /ch/, /k/, /t/, /p/
Speech impact of Moderately Severe (56–70 dB)? Sounds Affected?
May miss most speech without amplification
Only loud vowels (eg, /a/, /o/)
Speech impact of Severe (71–90 dB)? Sounds Affected?
Cannot hear speech without amplification
May detect voice but not discriminate
Speech impact of Profound (91+ dB)? Sounds Affected?
Speech not heard at all
Visual/tactile cues often needed
Situation: Referral or hearing aid?
Conductive with treatable cause
Yes (ENT)
Hearing Aid: Maybe after treatment
Situation: Referral or hearing aid?
SNHL (esp. bilateral)
Often no referral
Yes — depending on severity
Situation: Referral or hearing aid?
Sudden SNHL
Immediate referral
Hearing aid After diagnosis
Situation: Referral or hearing aid?
Asymmetric SNHL or poor WRS
Referral: Yes (rule out tumor)
Hearing Aids: Possible
Situation: Referral or hearing aid?
Retrocochlear signs
Referral: Yes (neurology/ENT)
Hearing Aid: Possibly, depending on site
Situation: Referral or hearing aid?
Unilateral tinnitus
Referral: Yes
Hearing Aid: Depending on the cause
Conductive
Pathologies
Otitis media, cerumen, otosclerosis, ossicular discontinuity
