Neuroopthalmology Flashcards
0
Q
Symptoms of optic neuritis?
A
Retrobulbar pain RAPD Red desaturation Central scotoma Risk of developing ms
1
Q
Causes of swollen optic disc?
A
Optic neuritis Bilateral papilloedema Malignant hypertension Arteric anterior ischaemic optic neuropathy (AION) Non arteric AION
2
Q
When does acuity decrease in papilloedema?
A
When very advanced
3
Q
What is seen in papilloedema?
A
Transient visual obscurations Splinter haemorrhages Enlarged blind spots- Bilateral Gradual visual field loss Eventual atrophic changes Raised icp
4
Q
What is AAION?
A
Temporal headache Jaw claudication Weight loss and myalgia Visual loss Raised esr and crp High dose steriods needed for 2 years
5
Q
What is NAION?
A
Infarction of posterior ciliary artery
ESR not raised
50% patients are hypertensive
No systemic symptoms
