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Glossary

Two vocabularies, one practice owner in the middle.Audiology and search terms, defined

Audiology has its language and search marketing has its own, and a practice owner is expected to hold both. These are the terms that come up in our first month, defined properly rather than in one line.

Clinical

Audiogram

The chart of hearing thresholds by frequency, plotted downward so that lower on the chart is worse.

Frequency runs along the horizontal axis in octave steps from 250 Hz to 8 kHz; hearing level runs down the vertical axis in decibels. Right ear is plotted with a circle in red, left ear with a cross in blue, and an aided result with an A.

The convention that matters for anyone writing about it: down is worse. Age-related loss characteristically slopes away at the high-frequency end first, which is why an audiogram of presbycusis looks like a line falling to the right.

Presbycusis

Age-related hearing loss, typically bilateral, gradual, and worst at high frequencies.

The most common form of hearing loss and the one most of a practice's patients have. It accumulates slowly enough that the person adapts continuously and rarely notices a moment of change, which is why the delay between onset and seeking help is measured in years.

Because it takes the high frequencies first, the early experience is not quietness but unclarity — consonants disappear before vowels, so speech is audible and not intelligible. That distinction is the single most useful thing to explain on a website, because it matches what people actually search for.

Tinnitus

The perception of sound without an external source; a symptom rather than a disease.

Extremely common, frequently associated with hearing loss, and the subject of the most urgent and most emotionally loaded searches in the category. People search at night, using noise words rather than hearing words.

Commercially it is one of the best opportunities available to an independent practice: real demand, high intent, no retail competition, and locally almost nobody has written a serious page about it.

Vestibular testing

Assessment of the balance system, commonly including VNG, to investigate dizziness and vertigo.

Videonystagmography measures eye movements to assess vestibular function. Patients arrive at this through dizziness rather than hearing, and they search using sensations — the room spinning when I roll over, dizzy when I turn my head — rather than diagnoses.

It sits between audiology, ENT and physical therapy, which means patients are often bounced between them. A practice that can explain the pathway clearly captures a market with very little competition for it.

Cerumen management

Professional removal of ear wax, and one of the most reliable new-patient channels in a practice.

Low ticket, unglamorous, and consistently undervalued. Someone with an occluded ear searches with genuine urgency, is seen quickly, experiences dramatic relief, and is then sitting in your chair having a conversation about hearing they assumed was gone.

Retail cannot provide it. Most practices offer it and have no page for it.

Real-ear measurement

Verifying a hearing aid's output in the patient's actual ear canal rather than assuming it from a prescription.

A probe microphone measures what the device is actually delivering at the eardrum, against the target for that person's loss. Ear canals differ enough that an unverified fitting can be substantially off target without anyone knowing.

It is the clearest concrete differentiator between a fitted device and a self-fitted one, most patients have never heard of it, and one plain sentence explaining it does more persuasive work than any claim about years of experience.

Commercial

OTC hearing aids

The over-the-counter device category created by an FDA rule effective October 2022.

Sold without a prescription or a professional fitting, aimed at perceived mild-to-moderate loss in adults. The category took the bottom of the market, most of which was not converting for practices anyway.

Its more useful effect was to create a large audience who bought a device, got a poor result because nobody measured their hearing, and are now searching — a warm, self-qualified group that has already accepted the problem is real.

Third-party administrator

A managed hearing benefit that routes patients to contracted providers at set rates.

Common through Medicare Advantage plans and insurers. They deliver volume at compressed margins, and a practice's mix between administrator patients and private-pay patients substantially determines what a new patient is actually worth.

It matters to marketing because a lead is not a lead: an enquiry that arrives through a benefit is a different financial event from one that arrives directly, and reporting that does not separate them is misleading.

Unbundling

Pricing the device and the professional care separately rather than as one figure.

Bundled pricing quotes one number covering the hardware and the follow-up care. Unbundled pricing separates them, which makes the professional service visible as a thing being paid for.

It also makes a practice's price look lower next to retail on the device line while making the care explicit, which changes how a pricing page should be written.

A missing term is a missing page.

If something comes up in your practice that is not here, it is probably worth writing about properly. Tell us what it is.