LENS MCQ 6

1.       immediate treatment of suprachoroidal hemorrhage

a.       drainage of hemorrhage

b.       completing cataract surgery

c.       balloon tamponade

d.       closure of incision

e.       referral to VR surgeon

2.       The hallmark of endophthalmitis is

a.     vitreous inflammation

b.       eyelid or periorbital edema

c.       ciliary injection,

d.       chemosis

e.       anterior chamber inflammation

3.       Factors that increase the risk of infection include

a.     diabetes mellitus

b.       young age

c.       female gender

d.       uncomplicated surgery

e.       scleral tunnel incision

4.       Most common cause of secondary cataract is

a.     Chronic anterior uveitis

b.       Acute congestive glaucoma

c.       High myopia

d.       Fundus dystrophies

e.       NF-2

5.       Flower shaped cataract is caused by

a.       Penetrating trauma

b.     Blunt trauma

c.       Electric shock

d.       Infrared radiation

e.       Ionizing radiation

6.       What is ideal location of IOL in cataract surgery

a.       Sulcus

b.       Anterior chamber

c.       In the bag

d.       Scleral fixated

                                e.       None of above 

7.       Most common complication of YAG capsulotomy

a.       Transient increase IOP

b.       CMO

c.       Pitting of IOL

d.       Retinal detachment

e.       Posterior dislocation of IOL

8.       Most common cause of ectopia lentis is

a.       Trauma

b.       Pseudoexfoliation

c.       Inflammation

d.       Hypermature cataract

e.       Large eye

9.       Most common dislocation of lens in marfan syndrome

a.       Superotemporal

b.       Inferotemporal

c.       Inferonasal

d.       Superonasal

                                 E.      Inferior 

10.       Lens metabolism is mainly carried out by which process

a.       Kreb citric acid cycle

b.       Pentose phosphate shunt

c.     Anaerobic glycolysis

d.       Beta oxidation

e.       Cyclooxygenase pathway