diseases n stuff

Question 1

causes of sudden visual loss ABCD

Answer 1

A - ARMD
B - Bleed/Blocke vessel
C - Closed angle glaucoma
D - detached retina

Question 2

in an artery occlusion is visual loss painful

Answer 2

no

Question 3

what colour retina would be seen in artery occlusion

Answer 3

pale

Question 4

how does temporal arteritis casue vision loss

Answer 4

causes ION - ischamic optic neuropathy -loss of blood to optic nerve head

Question 5

what would be seen by patient in vitreous haemorrhage

Answer 5

floaters

Question 6

sign of vitreous haemorrhage

Answer 6

loss of red reflex

Question 7

signs of retinal detachment

Answer 7

painless sudden visual loss sudden onset of flashes or floaters

Question 8

commonest casue of blindness in Uk

Answer 8

ARMD

Question 9

what happens in wet ARMD

Answer 9

vessels grow under retina and leak causing sudden central visual loss

Question 10

what type of sightedness in closed angel galucoma more liekly seen in

Answer 10

long sighted

Question 11

causes of gradual visual loss ABCDG

Answer 11

A - ARMD (dry)
B - blur (refractory error)
C - cataract
D - diabetes
G - glaucoma

Question 12

what is a catarcact

Answer 12

cloudign of lens due to changes in lens proteins

Question 13

what type of lnse proteins are invloved in cataracts

Answer 13

crystallins

Question 14

management of cataract

Answer 14

remove

Question 15

symtoms of dry ARMD

Answer 15

gradual visual loss

central vision missing ‘scotoma”

Question 16

signs of fundoscopy in dry ARMD

Answer 16

drusen - build up below RPE

atrophic patches of retina

Question 17

treatment of dry ARMD

Answer 17

no cure -supportive

Question 18

type fo refractory error (4kinds)

Answer 18

myopia - short
hypermetropia - long 
astigmatism - irregular cornea curvature
presbyopia 
loss of accomodation with age

Question 19

signs on fundoscopy in open angle glaucoma

Answer 19

cupped disc

Question 20

what is the neuroretinal rim

Answer 20

tissue between the edge of the disc (ganglion cells surrounding ) and the optic cup (lighter inner circle)

Question 21

what is papilloedema

Answer 21

bilateral optic disc swelling due to raised ICP

Question 22

down and out

Answer 22

third nerve palsy

Question 23

head tilt seen

Answer 23

fourth nerve palsy

Question 24

down and out and painful think ?

Answer 24

aneurysm

Question 25

what allows for conjugate eye movement

Answer 25

MLF
medial longitudinal fasiculus

contralat eye adducts by with nystagmus

Question 26

optic neuritis symptoms

Answer 26

painful eye movements 
reduced vision 
colour desaturation 
central scotoma
gradual recovery

Question 27

optic neuritis treatemtn

Answer 27

Iv methylprednisilone