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What are 4 ways to correct the occlusion effect? - ANSWER 1. Reduce the LOWS 2. make the fitting more "open" like RIC styles or thin tube BTE's coupled to the ear with open domes. Custom styles like CICs and IICs offer fewer venting options due to small shell sizes. 3. Increase vent size 4. SAV, is always a safe bet because its always easier to reduce the vent size than increase it Occlussion effect can sometimes be described by the wearer as their voice sounding like an "echo" or "down in a barrel." This is due to their ear being closed off and an increased amplification due to bone conduction. Patient's work environment includes both noisy and quiet areas. This requires the patient to make constant adjustments to the hearing instruments volume controls. Which specific measurement will be most important to obtain during the patient's hearing evaluation? MCL or UCL? - ANSWER UCL, because (pg. 115-118) of the constant adjusting. They're dynamic range needs to fit their work environment. 36 year old female restaurant worker with a family history of hearing loss reports that she is unable to hear as well as she did two years ago. Testing reveals a moderate conductive hearing loss. What is the likely cause of the patient's change in hearing? Meniere's Disease or Otosclerosis - ANSWER Otosclerosis pg. Pg. 43-46 disorders of the middle ear Otosclerosis is more common in women, and may be triggered by the hormonal changes of pregnancy. Otosclerosis is more of a progressive hearing loss. Meniere's Disease is classified as a SNHL. What is a Carhart's notch? - ANSWER It's an audiometric feature that shows a dip at 2000 Hz when people likely have otosclerosis that results in stapedial fixation. Named for Dr. Raymond Carhart. Patient has moderate to severe SNHL bilaterally. Patient was fit with slim tube BTE instruments. During the initial follow-up, the hearing healthcare professional performed probe tube measurements, which fell below targets in the high frequency range.