Miscellaneous NOP

Question 1

Toxoplasma chorioretinitis

Answer 1

Pigmented toxoplasmosis lesion or multiple raised Choroidal lesions
Dense vitritis and floaters occur

Question 2

ABCDE2 Score

Answer 2

Prognosis of stroke after TIA for 2, 7 and 90 day risk

Question 3

Progressive Outer Retinal Necrosis (PORN)

Answer 3

In HIV patients with v low CD4 count

Lesion of macular, vision affected

Question 4

aBcde2 score

Answer 4

BP

>140/90mmHg 1 point

Question 5

abCde20 score

Answer 5

Unilateral weakness- 2 points

Isolates speech disturbance- 1 point

Question 6

Abcde20

Answer 6

Age >60

1 point

Question 7

abcDe2 score

Answer 7

Duration of synptoms
>60 mins, 2 points
10-59 mins, 1 point
<10 mins, 0 points

Diabetes
yes, 1 point

Question 8

ABCD2 score 6-7

Answer 8

2 day stroke risk 8.1%
7 day stroke risk 11.7%
90 day stroke risk 17.8%

Question 9

Causes of fundal changes in HIV

Answer 9

Cottonwool spots from ischaemic change

50-60% of advanced HIV cases

Question 10

Purtscher retinopathy

Answer 10

Associated with head injury or blunt thoracic trauma

Similar to cotton wool spots

Question 11

CMV retinitis

Answer 11

Pizza pie and ketchup appearance
Exudation and harmorrhage
Occurs in HIV patients with CD4 less than 50