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WorksheetsMaster Mind Retina
Total questions: 50
Worksheet time: 25mins
IRVAN stands for
Idiopathic Retinitis Vasculitis Aneurysym and Neuroretinitis
Idiopathic retinal vasculitis, veins, arteritis and neuroretinitis
Immediate retinal vasculitis arteritis in newborn
Intermediate recurrent vasculitis, arteritis in neuroretinitis
None
OCTA is beneficial in BRVO prognostication
To assess macular edema
To look at SCP
To look at DCP
None
Extent of muller cells:
ILM-ELM
GCL-ELM
ILM-IS OS
RPE-ILM
CME is seen in which layers of retina
OPL and INL
OPL and IPL
ILM and ELM
Between RPE and bruchs membrane
Indication of Vitrectomy in Stage 4 ROP is
Anteroposterior traction
Traction at disc
Both
None
In pathological myopia posterior staphyloma and CNVM are best imaged on OCT using
Horizontal scan because of large base curve of scan
Vertical scan because of large base curve of scan
Both
None
Dome shaped maculopathy in pathological myopia, all are true except
It's a convex shaped anterior protrusion of macula
Can be due to sub retinal detachment or CNVM
Best seen on vertical scan in OCT
Best seen on horizontal scan on OCT
Amsler’s sign is seen?
Herpetic uveitis
Bechet’s disease
Fuch’s uveitis
Sarcoidosis
What is the level of oil fill in aphakic eyes?
Anterior to the iris diaphragm
Just upto the iris diaphragm with superior PI
Anterior to ora serrata
Just upto the iris diaphragm with inferior PI
Myopic tractional maculopathy includes all of the following except
ELM detachment
Foveoschisis
ILM detachment
Lamellar holes
Which of the following correctly explains the absorption spectrum of Verteporfin?
Single peak at 682 nm
Double peak at 682 and 1054 nm
Single peak at 1054 nm
Double peak at 435 and 682 nm
Treatment of choice for ocular syphilis consist:
Benzathine penicillin G 2.4 million units IM in a single dose
Benzathine penicillin G 2.4 million unit IM 2 doses
Aqueous crystalline penicillin G 18–24 million units/day for 10-14days
None
360-degree KP's are seen in
Fuchs Uveitis
Viral Uveitis
Intermediate uveitis
All of them
Cilioretinal artery is supplied by which of the following
Short posterior ciliary artery
Central retinal artery
Long posterior ciliary artery
Muscular artery
Increased arm to retina time is seen in all of the following except
Takayasu arteritis
Giant cell arteritis
Central retinal vein occlusion
Carotid vessel disease
Subretinal fluid optical density ratio is a biomarker of disease activity for which of the following condition?
Vogt Koyanagi Harada disease
Central serous chorioretinopathy
Choroidal neovascularisation
Diabetic macular edema
Why is the angiogram clearer than fundus picture in asteroid hyalosis
Pseudofluorescence property
Scattered short wavelength by the asteroids are blocked by the barrier filter
Scattered longer wavelengths by the asteroids are blocked by the excitation filter
Sodium fluorescein is a magical dye
The autoflouroscence of the leakage point in acute CSCR shows
Focal Hypoautoflouroscence
Diffuse Hypoautoflouroscence
Focal hyperautofloursoscence
Diffuse hyperautofloursoscence
In CSCR, photoreceptor outer segments on OCT show?
Shortening
Elongation
No change
Depends on the stage of disease
Which of the following is a cause for posterior hyaloid precipitates
CMV retinitis
Sarcoidosis
MEWDS
Sympathetic ophthalmia
Myoid Zone comprises of
Inner portion of inner segment of photoreceptors packed with smooth endoplasmic reticulum
Outer portion of inner segment of photoreceptors packed with mitochondria
Inner portion of outer segment of photoreceptors
Outer portion of outer segment of photoreceptors in contact with Retinal Pigment Epithelium
Disorganisation of inner retinal layers (DRIL) occurs due to:
Hypoperfusion and ischemia of inner retinal layers
Mechanical stretching leading to snapping of axons of bipolar cells
Epiretinal membrane causing distortion of retinal architecture
Hypoperfusion and ischemia of inner retinal layers and mechanical stretching leading to snapping of axons of bipolar cells
Pearl necklace sign on OCT in DME denotes:
Collection of hyperreflective dots within the outer nuclear layer
Collection of hyperreflective dots subfovealy forming a discoid plaque
Hyperreflective dots lining large cystoid spaces intraretinally
Hyperreflective dots seen in chronic SRF
Orefice’s sign in DUSN denotes:
Increased Internal limiting membrane reflex
Formation of subretinal tunnels
Diffuse RPE degeneration
Retinal arterioler narrowing
What is classic CNVM on FFA
Early , lacy hyperfluorescence with well defined margins
Late , speckled hyperfluorescence with well defined margins
Early , lacy hyperfluorescence with ill defined margins
Late , speckled hyperfluorescence with ill defined margins
Type 1 CNVM on OCT is
Sub retinal
Sub retinal pigment epithelium (RPE)
Intra retinal
Sub ILM
Most common type of CNVM in age related macular degeneration is
Classic CNVM
Occult CNVM
RAP
None
What is prominent middle limiting membrane (p- MLM) sign on OCT
Hyper reflective area at level of outer nuclear layer
Hyper reflective area at level of inner nuclear layer
Hyper reflectivity at inner portion of outer plexiform layer
Hyper reflectivity at outer portion of outer plexiform layer
Which is the gold standard investigation to diagnose PCV
FFA
ICGA
OCT
OCTA
Which of the following OCT sign indicates conversion of non-ischemic to ischemic type of CRVO
Prominent middle limiting membrane sign
Hyperreflective foci in NSR
DRIL
Disruption of ellipsoid zone.
Yellow ring sign is seen around the haemorrhage in which of the following conditions
Sub hyaloid hg
Sub ILM hg
Intraretinal hg
Superficial flame shaped hgs
Which of the following is the most common location of RAP at the beginning of presentation
Foveal
Juxtafoveal
Extrafoveal
Peripapillary
Maximum expansion of SF6 gas occurs in
<12 hours
12-24 hours
24-48 hours
48- 96 hours
Which of the following is not an accepted intervention in acute CRAO:
Digital/ gonioscopy massage
Pars plana vitectomy
AC paracentensis
Anti-VEGF injection
FAZ is best visualized in which slab of OCTA?
Superficial capillary plexus
Deep capillary plexus
Outer retina
Choriocapillaris
All are poor OCT biomarkers in BRVO except?
Hyerreflective dots
GCL cyst
Degenerative changes like foveal atrophy,ERM
CRT>500 micron at initial presentation
CNVM in angioid streak is most commonly
Type I CNVM, peripapillary
Type II CNVM, peripapillary
Type I CNVM, involving fovea
Type II CNVM, involving fovea
Which of the following best describes the criteria for ‘Threshold ROP’
Stage 3 ROP with plus disease in 5 contiguous clock hours and 8 non-contiguous clock hours in zone I or II
Stage 3 ROP without plus disease in 5 contiguous clock hours and 8 non-contiguous clock hours in zone I or II
Stage 3 ROP with plus disease in 5 contiguous clock hours and 8 contiguous clock hours in zone I and II
Stage 3 ROP with plus disease in 5 contiguous clock hours or 8 non-contiguous clock hours in zone I or II
Which of the following is not true about timing of initial screening
37 weeks Post conceptual age or 3-4 weeks after birth (whichever is earlier)
Complete one ROP screening session before Day 30 of life
GA <3 weeks or BW <1200 grams – screen by day 20 or week 2-3 after birth
31 week Post conceptual age or 3-4 weeks after birth (whichever is earlier)
How do you suspect progression to panophthalmitis in a patient with endophthalmitis on B scan
Fluid in tenon’ space seen as hypoechoeic reflectivity
Presence of choroidal detachment
Fluid in tenon’ space seen as hyperechoeic reflectivity
Increase in the membranous echoes in vitreous cavity
What is the B scan characteristic feature of Ocular cysticercosis
Round hypeechoeic cystic lesion with dot like hyporechoeic lesion within the cyst
Round hypoechoeic cystic lesion with dot like hyperechoeic lesion within the cyst which is almost always associated with retinal detacment
Round hypeechoeic cystic lesion with dot like hyporechoeic lesion within the cyst which is almost always associated with retinal detacment
Round hypoechoeic cystic lesion with dot like hyperechoeic lesion within the cyst
Vasculogenesis leads to the development of –
Inner plexus of retina
Outer plexus of retina
Radial peri-papillary capillaries
Formation of vessels at the raphe and in the perifoveal and peripheral regions
Angiogenesis leads to the development of all of the following except
Inner plexus of retina
Outer plexus of retina
Radial peri-papillary capillaries
Formation of vessels at the raphe and in the perifoveal and peripheral regions
Dilating drops used for ROP screening is/are
10% phenylephrine
2.5% phenylephrine + 0.5 %Tropicamide
5% phenylephrine + 1% tropicamide
5% Tropicamide
Earliest sign of diabetic retinopathy is
Capillary basement membrane thickening
Microaneurysms
Loss of pericytes
Dot hemorrhages
All of the statements are true except
Renal failure is an absolute contraindication of doing FFA in diabetic retinopathy
FFA can be used to investigate vision loss incompletely explained by ophthalmoscopy
FFA is not indicated for screening of diabetic retinopathy
1st trimester of pregnancy is contradiction for performing FFA
Increase in FAZ in macular ischemia is best appreciated in which phase of FFA
Arterial phase
Early venous phase
Late venous phase
Recirculation phase
What is the size of bore of OZURDEX needle injector system?
20G
21G
22G
23G
Inheritance pattern in familial exudative vitreoretinopathy(FEVR) is/are
Autosomal dominant
Autosomal recessive
X linked recessive
Autosomal dominant or Autosomal recessive or X linked recessive
Which type of IOL should be avoided in silicone field eyes
PMMA
Acrylic
Silicone
Patient should be left aphakic
