ANGLE SRUCTURES (Ophthal)

"I Can See Till Schwalbe's Line"

Iris root
Cilliary Body
Scleral spur
Trabecular Meshwork
Schwalbe's Line

symptoms of cataract

'Give Ur Cafe BIL'

G- glare
U- uniocular polyopia
C- coloured halos
B-black spots in front of eye
I- image blur
L- loss of vision

Anopsia: quarantic anopsia: location of lesion

Upper: Top: Temporal lesions.
Lower: Pits: Parietal lesions.

Lyme Disease:

 TICK’S CRAP

Tick-borne
Iritis & intermediate uveitis
Conjunctivitis
Keratitis (subepithelial, punctate)
Swelling of disc & Star at macula
Cardiac arrythmias (conduction defects)
Rash (erythema migrans)
Arthritis
Palsies

Ocular features of Marfan’s:

 CLUMPS

Cupping (glaucoma)
Lattice
Upward lens subluxation
Myopia
Cornea Plana
Sclera blue

Systemic features of Marfan syndrome:

 MARFANS


Mitral prolapse
Aortic dissection
Regurgitant aortic valve
Fingers long (arachnodactyly)
Arm span>height
Nasal voice (high arched palate)
Sternal excavation

Features of Weill-Marchesani syndrome:

 6 S’s

Shor
Stubby fingers
Stupid
Spherophakia
Subluxed lens
Shallow AC

central retinal artery occlusion

3 A & 4 C :

APD :afferent pupillary defect macus gunn sign
Acute vision loss
Attenuated thread like artery
Coagulative necrosis
Cherry red macula
Cillioretinal artery in 15% of population
Consecutive optic atrophy

systemic ds ass withretinitis pigmentosa

LUCHR

L- laurence moon biedl synd
U- usher's synd
C- cockayne's synd
H- hallgren's synd
R- refsum's synd

surgeries: ptosis

F L U F F Y
F- fasanella servat operation
L- levator resection {blaskovics n everbush's}
F- frontalis sling operation

Classification of Retinoblastoma:

ABCDE

SmAll (<3mm)

Bigger (>3mm, macular, subretinal fluid)

Contained Seeds

Diffuse seeds (>3mm)

Extensive (>50% globe, opaque media, NVI)

Suspicious Choroidal Naevi:

To Find Small Ocular Melanoma


Thickness >2mm
Fluid (subretinal)

Symptoms
Orange pigment (lipofuscin)
Margin at optic disc

Differential Diagnosis of Drusen:

AGEING


Alports Syndrome
Glomerulonephritis
Exudate (Hard)
Inherited (Familial Dominant Drusen)
North Carolina Dystrophy
starGardts and fundus flavimaculatus

Features of posterior scleritis:

POST SCLER


Proptosis
Ophthalmoplegia
Swelling of disc
Thickening of sclera (US/CT) & T sign (fluid in sub-Tenon’s space)
Subretinal exudates
Choroidal foLds
Exudative RD
Ring choroidal detachment

Causes of ectopia lentis:

ECTOPIC M&M


Eye degeneration (phthisis)
Choroidal tumours
Trauma
Overstretched zonules (buphthalmos / megalocornea)
AR with Pupil ectopy
Isolated AR
Cystathione beta-synthase deficiency (homocystinuria)
Marfans
&
Weill-Marchesani syndrome

Drugs causing cataract

: ABCD


Amiodarone
Busulphan
Chlorpromazine
Dexamethasone (po/g)

Cataracts: differential -

CATARAct

Congenital
Aging
Toxicity (steroids, etc)
Accidents
Radiation
Abnormal metabolism (DM, Wilsons, etc)

Ophthalmic features of TB:

 BCG GP


Busacca & Koeppe nodules on iris
Choroiditis
Granulomata in choroid
Granulomatous uveitis (with mutton fat KP’s)
Periphlebitis

Features of Behcet's Disease:

ORAL UPSET


Occlusive periphlebitis
Retinitis
Anterior uveitis
Leakage from retinal vessels
Ulceration (aphthous/genital)
Pustules after skin trauma (Pathergy test)
Scratching leaves lines (dermatographism)
Erythema nodosum
Thrombophlebitis

Systemic Features of Sarcoid:

FILLED BAGEL

Facial nerve palsy
Infiltrates of lung parenchyma, Insufficiency of pituitary
Lymphadenopathy (esp lung hilae)
Liver & spleen enlargement
Elevated ACE & calcium
Dilated cardiomyopathy
Bone cysts
Arthralgia
Granulomata of skin
Erythema nodosum
Lupus pernio