Quiz: Exams 2022

1)In keratoconus except

A a) Diagnosed by corneal topography B b) Commonineyerubbers and allergic patient C c) Increased cornea thickness more than 480u D d) Increased corneal curvatures

2)signs of acute uveitis except

A A- Miosis B B- Hypopyon C C- Conjunctival mject. D D- Aqueous flare

3)Factors responsible for corneal transparency are:

A A-Corneal dehydration B B-Irregular refractive Index C C- Myelinated nerves D d-none of the above

4_Astigmatism except

A A. Light rays cannot be focused in single point. B B. Cylindrical lens corrects it C C. Two types regular and irreguiar astigmatism. D D. Dacryo-eysto-rhinostomy.

5) Diabetic retinopathy

A A. Cotton wool spots represent infarcts of the nerve fibre layer of the retina B B. Retinal ischemia leads to relase of vascular endothelial growth factor which lead to retinal edema C C. Venous beading is a manifestation of mild non-proliferative diabetic retinopathy D D. Retinal neovascularization is a manifestation of non-proliferative

6_diabetic retinopathy Mother noticed in her 3-month-old infant continuous epiphora and frequent muco-purulent discharge. Your advice for primary treatment should be:

A A. Syringing. B B. Antibiotics and massage. C C. Dacryo-cyst-ectomy. D D. none of the above

7_Papilledema: except

A A. Araised optic nerve head. B B. Marked engorgement of the retinal veins. C C. Affects the vision early. D D. Bilateral in most cases.

Trauma to the eye canuse: except

A A. Vitreous hemorrhage. B B. Retinal breaks. C C. Macular edema. D D. Central retinal vein occlusion.

1- Corneal sensation is lost in:

A a) Mooren's ulcer B b) Microbial keratitis C c) neuroparalytic keratitis D d) Fungal ulcer

2- Symptoms of senile cataract include the following, except:

A a) Gradual progressive painless diminution of vision B b) Binocular diplopia C c) Day or night blindness D d) Index myopia

3- Dense scar of cornea without iris incarceration is known as:

A a) Nebula B b) Macula C c) Leucoma D d) Leucoma adherent

4-Phacolytic glaucoma is caused by:

A a) Lens sub-luxation B b) Intumescent cataract C c) Hyper-mature cataract D d) Anterior lens dislocation

5-Mild ptosis with good levator function can be treated by:

A a) Levator resection from skin side B b) Levator resection from conjunctival side C c) Frontalis sling operation D d) Fasanellaservat operation

6- A 30years old male presents with a history of injury to the eye with a leaf 5 days ago and pain, photophobia and redness for 2 days. What would be the most possible diagnosis?

A a) Traumatic corneal ulcer B b) Fungal keratitis C c) Muco-purulent conjunctivitis D d) Rupture globe

7- Regarding watery eye:

A a) Unilateral watering is usually due to over-lacrimation B b) Positive regurgitation test denotes dacryo-cystitis with common canalicular obstruction C c) Fluorescein dye disappearance test is a simple screening test for checking the lacrimal outflow D d) Probing test can not differentiate between the canalicular and nasolacrimal duct obstruction

8- In retinitis pigmentosa

A a) Macula is usually normal in all stages of the disease. B b) Unilateral retinitis pigmentosa is a common presentation C c) May bepresented by day or night blindness D d) Attenuated blood vessels may lead to consecutive optic atrophy

9- Bitot spot is seen in:

A a) Central retinal artery occlusion B b) by Bulbar spring catarrh C c) Vitamin A deficiency dry ey (Xerasis) keratoconjunctihatis sica D d) Myopic maculopathy

10- In central Retinal artery occlusion:

A a) Atherosclerosis and carotid emboli are the common causes B b) Papilledema and engorged vessels may be seen in fundus picture C c) It is usually presented with chronic visual loss D d) Fuch's spot is seen in the macula

11- Complications of unilateral congenital cataract:

A a) Sever uveitis B b) Secondary glaucoma C c) Squint D d) Mental retardation

12- As regards irido-cyclitis:

A a) hypopyon is the most diagnostic sign B b) Miotic eye drops should be used in the treatment C c) Topical antibiotics are the main line of treatment D d) Systemic and topical steroids should be used in to overcome the inflammation

13- This finding is not seen in visual field mapping of primary open angle glaucoma:

A a) Ronne's nasal step B b) Bitemporal hemlanopia C c) Seidel scotoma D d) Tubular field

14- Amaurotic cat's eye reflex is seen in:

A a) Papilledema B b) Retinopathy of prematurity. C c) Hypertensive retinopathy D d) Central retinal artery occlusion

15- In Keratoconus, all the following are true, except

A a) Can be diagnosed by corneal tomography B b) Commonineyerubbers and allergic patient C c) Reduced corneal thickness below 480 um D d) Leads to progressive hypermetropia and astigmatism

16- Which of the following is not found in papilledema:

A a) Blurred disc margin B b) Blurred vision C c) Engorged retinal veins D d) Optic disc cupping

17- Ptosis in Horner's syndrome, is due to paralysis of:

A a) Horner's muscle B b) Muller's muscle C c) The levator palpebrae superioris muscle D d) Orbicularis oculi muscle

18-Regarding uveal tract:

A a) Non pigmented epithelium of the ciliary body and choroid is responsible for aqueous humor formation B b) The choroidal vasculature is responsible for supplying the inner layers of the retina C c) Distortion of the seen object is called metamorphopsia D d) Longitudinal fibers of the ciliary muscle are responsible for accommodation

19- Schirmer's test is used for diagnosing:

A a) Kerato-conjunctivitis sicca B b) Infective keratitis C c) Herpetic keratitis D d) Corneal ulcer

20- Aqueous humor is formed by:

A a) Pigmented ciliary epithelium B b) Non-pigmented ciliary epithelium C c) Trabecular meshwork D d) Canal of Schlemm

21- Advanced keratoconus with opacified cone apex is treated by:

A a) Corneal collagen cross linking B b) Rigid gas permeable contact lenses C c) intra-corneal rings D d) Penetrating keratoplasty

22-Causes of sudden loss of vision includes:

A a) Central retinal artery occlusion B b) Retinal detachment C c)Ptosis D d) Myopia

23-As regards the extra-ocular muscles and squint, the following are true, except:

A a) In apparent squint there will be centric corneal light reflex and no movement with cover uncover test B b) In latent squint the tendency for ocular deviation is inhibited to save binocular vision C c) In paralytic squint, diplopia and compensatory head posture are the most important findings In concomitant squint the angle of squint is not stable in all directions of gaze. D d) in concomitant squint the angle of squint is not stable in all directions of gaze.

24- The most important sign differentiating orbital cellulitis from cavernous sinus thrombosis is:

A a) Vision B b) Pain C c) Bilaterality D d) Mastoid edema

25-Spring catarrh:

A a) It is an allergic and seasonal conjunctivitis in response to an endogenous toxins B b) More commoninfemales C c) Characterized by itching, photophobia, lacrimation and ruby discharge D d) Characterized by large cobble stone papillae that commonly involve the fornix

26- The treatment of choice for the other eye in angle closure glaucoma is:

A a) Starting medical treatment B b) Regular close follow up C c) YAG laser iridotomy D d) Sub-scleral trabeculectomy

27- In visual field printout:

A a) Macular sparing occur in temporal lobe lesions B b) Homonymous hemianopia may bedue to lesion of optictract C c) Altitudinal visual field defect is pathognomonic for glaucoma D d) Enlarged blind spot occur due to macular degeneration

28- Herpes simplex keratitis is characterized by the following except:

A a) Dendritic corneal ulceration B b) frequent recurrences C c)Corneal hyposthesia D d) Corneal vascularization

29-The optic nerve function is best studied by

A a) Gonioscopy B b) OCTAngiography C c) Fundus fluorescein angiography D d) Visual evoked potential

30- A patient complains of maceration of skin of the lids and conjunctiva redness at the inner and outer canthi. Conjunctival swab is expected to show:

A a) Staphylococcus aureus B b) Streptococcus viridans C c) Streptococcus pneumonae D d) Morax- Axenfeld diplobacilli

31- As regards the errors of refraction, the following are true except:

A a) In myopia, parallel light rays are collected at a point in front of the retina B b) Progressive myopia may be complicated by maculopathy, sub-macular hemorrhage and retinal detachment C c) Hypermetropia can be treated by convex lenses, LASIK, PRK or radial keratotomy D d) In simple astigmatism, one meridian is emmetropic and the other is ametropic

32- Retro-bulbar optic neuritis is characterized by:

A a. Marked swelling of the optic disc. B b. Impaired direct and consensual light reflex in the affected eye C c. Impaired consensual light reflex in the affected eye D d. Marked diminution of vision

33- Subluxated lens is characterized by the following, except:

A a) Tremulous iris B b) Irregular anterior chamber depth C c) Occurs in intumescent and hyper-mature cataract D d) maybecongenital or acquired

34- As regards the visual pathway:

A a)Decussation-of-optic-nerve-fibers occur in the optic chiasma B b) The optic nerve fibers are formed by the axons of bipolar and amacrine cells C c) The optic tract is formed by the nasal fibers of the same eye and the temporal fibers of the other eye D d) The macula is represented in a wide area in the visual cortex of the same side.

35- All are seen in complete 3rd nerve palsy except:

A a) Ptosis B b) Diplopia C c) mydriasis D d) Outwards eye deviation

36- In paralytic squint:

A a) Angle of primary deviation is greater than angle of secondary deviation B b) Angle of secondary deviation is greater than angle of primary deviation C c) Primary deviation = Secondary deviation D d) Noneof the above

37- Regarding dry eye:

A a) Occurs when there is a deficiency in pre-corneal tear film volume or function B b) It is common with young age and improved by air humidifiers C c) Xerophthalmia refers to dry eye due to vitamin C deficiency D d) Sever proptosis leads to dry eye due to aqueous layer deficiency Lag-othal

38- Night blindness is caused by:

A a. Central retinal vein occlusion B b. Diabetic retinopathy C c. Retinitis pigmentosa D d. Total retinal detachment

39- A young child suffering from fever and sore throat began to complain of lacrimation. On examination, follicles were found in the lower palpebral conjunctiva with tender preauricular lymph nodes. The most probable diagnosis is:

A a) Trachoma B b) Staphylococcal conjunctivitis C c) Adenoviral conjunctivitis D d) Phlyctenular conjunctivitis

40- A one-month old baby is brought with complaints of photophobia and watering. Clinical examination shows normal tear passages and clear but large cornea. The most likely diagnosis is:

A a) Congenital dacryo-cystitis B b) Congenital myopia C c) Congenital glaucoma D d) Congenital cataract

1. Causes of Acute visual loss include:

A 1-Acute closure glaucoma B 2- Incipient cataract. C 3- High Myopia. D 4- Retinal detachment.

2.-Management of unilateral aphakia:

A a-Intraocular lens. B b- Glasses. C c-none of the above D d-Atropine eye drops.

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