1. Visible enlarged corneal nerves can occur in:
a. keratoconus
b. ichthyosis
c. endocrine neurofibromatosis
d. Hansen's disease
e. Refsum's syndrome
2. Regarding corneal grafting:
a. congenital rubella is a contra-indication for taking graft
material
b. infant donor tissue is a good graft material
c. tissue culture medium can store donor corneas viably
for up to 3 months
d. glycerin preserved corneal tissue may be useful for
lamellar keratoplasty
e. cryopreservation allows corneal storage for up to a year
3. Pertaining to cranial nerves:
a. trochlear nerve paralysis may be idiopathic in 1/3
of cases
b. trochlear nerve paralysis is commonly caused by
diabetes mellitus
c. abducens nerve paralysis is frequently caused by
diabetes mellitus
d. the trochlear nerve is more frequently damaged by
neoplasms than the abducens nerve
e. trochlear nerve paralysis can be caused by intracranial
aneurysm
4. Temporal lobe tumours:
a. cause homonymous hemianopia
b. are associated with formed visual hallucinations
c. may present with psychomotor epilepsy
d. may cause Foster-Kennedy Syndrome
e. may cause ataxic nystagmus
5. Parinaud's syndrome consist of:
a. ataxia
b. vertical gaze paralysis
c. pupillary areflexia to light
d. optic atrophy
e. convergence weakness
6. The following may be causes of unilateral oculomotor palsy
with pupil involvement:
a. migraine
b. herpes zoster
c. myasthenia gravis
d. diabetes mellitus
e. posterior communicating artery aneurysm
7. Multiple sclerosis can cause:
a. diplopia
b. abduction nystagmus
c. internuclear ophthalmoplegia
d. unilateral optic disc oedema
e. lateral rectus saccadic paresis during versions
8. The following are complications of LASIK:
a. epithelial downgrowth
b. corneal perforation
c. reduced visual acuity
d. stromal opacity
e. reduced contrast sensitivity
9. The following conditions are associated with retinal
artery occlusion:
a. Behcet's disease
b. Wegener granulomatosis
c. pancreatitis
d. syphilis
e. sickle cell trait
10. The following are advantages of Moh's micrographic
excision of skin tumour:
a. tissue conservation
b. differentiating squamous cell carcinoma from basal
cell carcinoma
c. useful in the diagnosis of basal cell carcinoma
d. reduced incidence of tumour recurrence
e. faster tissue healing