Opthamology

Question 1

What is glaucoma

Answer 1

Optic neuropathy associated with raised IOP

Question 2

Outline open angle glaucoma
- causes
- sx
- signs
- ix
- mx

Answer 2

Increasing age
FHx
Myopia
DM

Asx
Tunnel vision
Halos

Increased IOP
Visual field defect
Cupping of optic disc - D:C >0.7
Optic disc pallor
decreased acuity

Contact tonometry
Gonioscopy

Latanoprost - prostglanin analgogue
Timolol

Question 3

How do you differentiate pre-orbital from orbital cellulitis

Answer 3

reduced visual acuity
proptosis
pain with eye movements