Pastest Ophthalmology Flashcards Preview

Misc. Notes Year 2 > Pastest Ophthalmology > Flashcards

Flashcards in Pastest Ophthalmology Deck (13)
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1
Q

Which drugs can cause primary closed angle glaucoma

A

Drugs with anti-muscarinic action e.g nebulized ipratropium in a COPD or asthma patient

2
Q

What is band keratopathy and why can it arise

A

When bands appear across the centre of the cornea, can occur with hypercalcaemia

3
Q

What are Lisch Nodules and which disease are they associated with

A

Pigmented nodules affecting the iris

seen in NF type 1

4
Q

A dendritic ulcer is associated with which eye pathology

A

Herpetic Keratitis

5
Q

What does transient sudden visual loss with normal fundoscopy suggest

A

Suggests the problem is behind the fundus e.g optic neuropathy

6
Q

Name a drug used to dilate pupil before ophthalmoscope use and it’s mechanism of action

A

Tropicamide (anti-muscarinic)

7
Q

What type of ARMD does retinal neovascularization on fluorescein angiography suggest

A

Wet ARMD

8
Q

What is hypromellose and what is it used for

A

Artificial tears – 1st line for keratoconjunctivitis sicca e.g Sjögren’s

9
Q

What is Antazoline and what is it used for

A

Topical anti-histamine given for allergic eye disease e.g hayfever

10
Q

Treatment for a chalazion

A

Apply heat and massage daily

11
Q

What gene mutation is associated with retinoblastoma

A

Rb-1 gene (tumour suppression gene)

12
Q

How many cotton wool spots and blot haemorrhages indicate pre-proliferative diabetic retinopathy and should be referred to ophthalmology

A

1 cotton wool spot

3 or more blot haemorrhages

13
Q

What happens to pupil size with age

A

Gets smaller