Infantile nystagmus

What is NOT a clinical feature of infantile nystagmus

Involuntary eye movement

Bilateral and conjugate

Dampens on convergence

Increased movement with sleep

What should you consider when testing a patients VA with infantile nystagmus? (select all that apply)

Start at a lower visual acuity (6/15) and work your way down

Measure in head position with least amount of eye movement

During over testing ensure it is done faster than usual

Ensure convergence tests are done

What type of waveform does Infantile nystagmus most commonly present with?

Pondular

Decreasing

Increasing

Linear

What is the mainstay (first line) treatment for infantile nystagmus?

Surgical techniques to shift the null zone to primary position

Prism to to shift the null zone to primary position

Pharmacological treatment to suppress nystagmus movements

VIP

With Infantile nystagmus, they eye movements can have a directional change with occlusion of one eye

True

False

Portions of the waveform where the image of the point of regard is on or near the fovea and the eyes are solitary is called...

Amplitude

Frequency

Foveation period

Intensity

Infantile nystagmus waveforms do not change with age

True

False

Version prisms

Induce convergence to reduce nystagmus

Reduce nystagmus and improve VA by reallocating visual scenes laterally

Reduce nystagmus and improve VA by reallocating visual scenes inferiorly

Induce divergence to reduce nystagmus

What does the O in FOGS mental screening test stand for

Orientation

Orchestrate

Own knowledge

Outward thinking

What is an example of what to ask a patient for the 'G' in the FOGs mental screening?

Does the family have any concerns of the patient?

What is the date today?

Who won the AFL premiership this year?

Can you spell 'world' backwards?

Cranial Nerve 7 is also known as the

Abducens

Oculomotor

Accessory

Facial

What is a test that is suitable for testing CN6

Stick tongue out to see of straight

Lateral ocular motility

Facial paralysis - smile test

Tuning fork/finger rubbing

What is NOT a division of the CN5

Maxillary

Ophthalmic

Mandibular

Temporal

What test does the Dynamic Romberg test measure?

Cranial nerve function

cerebellar function

Mental screening

Ophthalmic health

Infantile nystagmus

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