OPHTHALMOLOGY: PRACTICE 3

                                SINGLE BEST OPTION SERIES
            INSTRUCTION: SELECT THE SINGLE BEST OPTION

1.       Which of the following is incorrect about glaucoma?
   a.       The central pathology is optic neuropathy
   b.      Reducing intra-ocular pressure is currently the mainstay of treatment
   c.       There is elevated intra-ocular pressure in all patients with glaucoma
   d.      Some patients who are acutely debilitated with a red eye may have acute angle closure glaucoma.
   e.      None of the above.
   2.       Which of the following is incorrect about trabeculectomy in the management of chronic open angle glaucoma?
   a.       It involves creation of a fistula between the anterior chamber and subconjunctival space
   b.      It involves placing series of laser burns in the trabecular meshwork
   c.       It is usually effective in substantially reducing intra-ocular pressure.
   d.      In patients that are prone to conjunctival scarring, antimetabolite drugs(e.g. mitomycin) may be used at the time of surgery to prevent fibrosis
   e.      Sclerostomy and visco-canalostomy are modified forms of trabeculectomy.
   3.       The following are findings on physical examination of a patient with angle closure glaucoma except:
   a.       Reduced visual acuity
   b.      Cirmciliary injection
   c.       Cloudy cornea
   d.      Oval, fixed and dilated pupils
   e.      None of the above
   4.       The following are usual management options for acute angle closure glaucoma except:
   a.       Intravenous acetazolamide
   b.      Laser trabeculoplasty
   c.       Pilocarpine
   d.      Beta blockers
   e.      Iridotomy or iridectomy.
   5.       Which of the following drugs used in the management of glaucoma is not applied topically?
   a.       Acetazolamide
   b.      Latanoprost
   c.       Timolol
   d.      Pilocarpine
   e.      Dorzolamide
   6.       Which of the following is incorrect about congenital glaucoma?
   a.       Infants may present with excessive crying episodes
   b.      Bluphthalmos is a known presentation
   c.       There may be a split in Descement’s membrane
   d.      Goniotomy is not a usual treatment option
   e.      It may present at birth
   7.       Ocular signs of chronic open angle glaucoma does not include:
   a.       Visual field expansion
   b.      Reduced visual acuity
   c.       Corneal oedema
   d.      Cupping of the optic nerve head
   e.      None of the above
   8.       The following are risk factors for acute angle closure glaucoma except:
   a.       Hypermetropia
   b.      Myopia
   c.       Shallow anterior chamber
   d.      Thick lens
   e.      Asian origin
   9.       Which of the following is incorrect about acute angle closure glaucoma?
   a.       Patients usually develop the attack in the morning
   b.      Patients may present with severe headache.
   c.       Nausea and vomiting may occur
   d.      Pupils may be unreactive to light
   e.      Bed rest is an appropriate management step.
   10.   Which of the following is incorrect about the management of a patient with diabetes mellitus who presented with acute angle closure glaucoma in the left eye?
   a.       There is need for analgesics
   b.      Mannitol is not contraindicated in management
   c.       Pilocarpine eye drop is administered to both eyes.
   d.      Argon laser may be used.
   e.      None of the above.
   
   
   
   
   ANSWERS:
   1. c
   2. b
   3. e
   4. b
   5. a
   6. d
   7. a
   8. b
   9. a
   10. b
   
   
   
   
                                           REMEMBER
   ” Some people sin by not working diligently for six days whereas, others – because of greed, unbelief or powerlessness- sin by working also on a day of rest and worship. Either way of breaking this   command results in poverty.”   By  Vishal Mangalwadi.