High-Yield Review: Facts and Mnemonics

Glaucoma


ICE Syndrome:


Iris Nevus (Cogan-Reese)


Chandler’s syndrome


Essential iris atrophy


DDx of glaucoma + uveitis:herpetic disease, Posner-Schlossman, Fuchs heterochromic iridocyclitis, sarcoid, toxoplasmosis, syphilis.


ISNT rule (nerve thickness from most to least)– Inferior rim, Superior, Nasal, Temporal.


Pathology


Homer-Wright rosetteis like a jelly donut that Homer Simpson would eat – the rosette has a filled center, no lumen (as opposed to Flexner-Wintersteiner rosette).


Neuro


Parinaud’s syndrome: PARINAUDS


Papilledema


Accommodative insufficiency


Retraction of lid (Collier’s sign)


Insufficient convergence


Nystagmus


Aqueductal stenosis


Upgaze deficit


Dissociation of light-near response


Skew deviation


Hereditary optic neuropathies:Kjer’s, Behr’s, and Leber’s


Unilateral caloric stimulation (direction of fast jerk): COWSCold Opposite Warm Same.


Oculoplastics


Nerves LeFT out of the annulus of Zinn – LFTs:


Lacrimal


Frontal


Trochlea


Superior ophthalmic vein


Rhyme: “3, 4, SO, V1, 6. Through the SO Fix” – cranial nerves 3, 4, sympathetics, superior ophthalmic vein, branches of V1, cranial nerve 6.


Muscles affected by thyroid (in order of frequency):


“I M Stuart Little.”


Inferior


Medial


Superior


Lateral


Uveitis


Nodules


KoePpe nodules – Pupillary border
Busacca nodules – Mid Periphery
Berlin nodules – Iris Angle


Reiter’s Syndrome Can’t see, Can’t pee, Can’t climb a tree:Conjunctivits/irtis, urethritis, polyarthritis.


HLA Associations:


A11: Sympathetic Ophthalmia


A29: Birdshot


B5/B12: Behcet’s


B7: POHS, Serpiginous, Ankylosing spondylitis


B8: Sjogren’s, Sarcoidosis, intermediate uveitis


B12: OCP


B27: Ankylosing spondylitis, Reiter’s, IBD, Psoriatic arthritis


Bw54: Posner-Schlossman syndrome


DR4: VKH, OCP


JRA:ANA+, RF- (pauciarticular, females)


Meds that cause anterior uveitis/hypopyon:


Rifabutin, cidofovir


DDx of hypopyon:HLA-B27 uveitis, infection (keratits/endophthalmitis), foreign body, Behcet’s (rolling hypopyon), malignancy (leukemia, retinoblastoma), toxic (rifabutin)


Granulomatous uveitis: GLiB SHoTS


Granulomatous uveitis


Leptospirosis/Lyme


Brucellosis


Sarcoid


HSV


TB


Syphilis


DDx of iris heterochromia:Fuchs’ heterochromic iridocyclitis, trauma, retained IOFB, congenital Horner’s, iris melanoma, Posner-Schlossman, herpetic disease (iris atrophy), medications (prostaglandins), oculoder-mal melanocytosis


Optics


RAM GAP for duochrome test: if patient sees the Red half clearer, Add Minus. If the Green side is clearer, Add Plus.


Cornea


Cloudy cornea at birth: Don’t get STUMPED!


Sclerocornea


Trauma


Ulcer


Mucopolysaccharidosis


Peters anomaly


Endothelial dystrophy (CHED)


Dermoid


MarylinMonroe Always Gets Her Man in L.A.


County(corneal dystrophies)


Macular


Mucopolysaccharide


Alcian blue


______________________


Granular dystrophy


Hyaline


Masson trichrome


______________________


Lattice Amyloid Congo red


-Bacteria that can penetrate intact corneas (they


create “CANALS”)


Corynebacteria


Aegyptus (Hemophilus)


Neisseria


Acanthaomoeba


Listeria


Shigella


Band keratopathy happens at the level of Bowman’s membrane


Terrien’s in Teens at Twelve:Terrien’s marginal degeneration occurs in the Teens and twenties and starts superiorly (at Twelve o’clock)


BIGH3 gene is LARGe (corneal dystrophies)


Lattice


Avellino


Reis-Bucklers


Granular


Interstitial Keratitis (IK): In Kenya, Cogan Saw Two


Laughing Hyenas Making Love


IK


Cogan’s syndrome


Syphilis


TB


Lyme/leprosy


Herpetic


Measles/Mumps


LGV/Leishmaniasis


-Fungal Keratitis demographics


North: Candida in Canada
South: Fusarium in Florida


DDx for Blue Sclera:Hurlers, Turner, Marfans, osteogenic imperfecta, staphyloma, oculodermal melanocytosis, Ehlers-Danlos, scleromalacia perforans


Keratoconus findings: CONES


Central scarring


Oil drop reflex


Nerves prominent


Excessive bulging


Striae – Vogt’s


Pediatrics


-MALE: transposition of muscles for A and V


patterns


Medial rectus toward the Apex


Lateral rectus toward the Empty space


Hermansky-Pudlak:Platelet defect, Puerto Ricans


Retina


-PEPSI: Angioid Streaks


Pseduoxanthoma elasticum


Ehlers Danlos


Paget’s disease of the bone


Sickle cell anemia


Idiopathic


-StARgARdt’s disease: Autosomal Recessive (AR)


-Female CARrier states (retinal changes): CAR


Choroideremia


Albinism


Retinitis pigmentosa


-Tuberous Sclerosis:Zits, Fits, Twits: sebaceous adenoma, seizures, mental retardation


-Melanoma: To Find Small Ocular Melanoma:


(likelihood of melanoma vs. nevus, 1 factor then


30% chance of progression, 3 factors then 50%


chance of progression)


Thickness >2 mm


Fluid


Symptoms


Orange pigment


Margin of optic nerve


-Stages of sickle retinopathy: NASVaR (like


NASCaR)


Nonperfusion


AV anastomoses


Sea-fan neovascularization


Vitreous hemorrhage


Retinal detachment


-Best’s disease:Chromosome 11 – imagine an egg yolk-like macular lesion with two strips of bacon (for the number 11).


-Choroidal folds: THIN RPE


Tumors


Hypotony


Inflammation/Idiopathic


Neovascular membrane


Retrobulbar mass


Papilledema


Extraocular hardware


-Crystalline retinopathy:(hydroxy-)chloroquine, tamoxifen, canthaxanthine, talc, methoxyflurane, Bietti’s, idiopathic juxtafoveal telangiectasia


-CME without leakage on FA:nicotinic acid maculopathy, Goldmann-Favre, retinoschisis


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Oct 2, 2016 | Posted by in OPHTHALMOLOGY | Comments Off on High-Yield Review: Facts and Mnemonics

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