Ocular Manifestations of Systemic Disease Flashcards
Inflammatory Eye Disease Sx
Red eye
Dull ache
Photosensitivity
Intact corneal epithelium (no fluorescein staining)
Inflammatory Eye Disease Management
Ophtho referral for steroid management
Usually idiopathic - warrants rheumatological workshop
Management of complications (cataracts –> surgery, glaucoma –> drops and surgery, vitritis and epiretinal membranes –> surgery)
Infant Anterior Uveitis
TORCH infections, retinoblastoma
Child Anterior Uveitis
JIA, toxocariasis, toxoplasmosis
Young adult Anterior Uveitis
HLA-B27, Fuchs heterochromic iridocyclitis, pars plainitis, idiopathic endogenous infection
Elderly Anterior Uveitis
Lymphoma, serpiginous choroidopathy, vitiliginous choroiditis, ARN, post-op infection
Female Anterior Uveitis
JIA, SLE
Male Anterior Uveitis
Ankylosing Spondylitis, reactive arthritis
Caucausian Anterior Uveitis
HLA-B27, MS, white dot syndrome
African American Anterior Uveitis
Behcet disease
Asian, Native American Anterior Uveitis
VKH syndrome
Inflammatory Anterior Disease
Rheumatoid Arthritis Wegener's Granulomatosis p-ANCA vasculitides Systemic Lupus Erythematosis Sarcoidosis HLB-B27 Disease--> More common in WI (psoriatic arthritis, inflammatory bowel disease, reactive arthritis, ankylosing spondylitis)
Inferior Corneal Melting/Rheumatoid Arthritis Management
Amniotic membrane replacement
Lateral tarsorraphy v. shield @ all times
Doxycycline-collagenase inhibitor
Vitamin C 1000 mg/day
Suppress systemic immune-mediated inflammation (epithelium intact?–>prednisone drops 6x/day; might start w/ 60-80mg prednisone; Immunomodulator)
Inflammatory Posterior Disease
Rheumatoid arthritis Granulomatosis w/ polyangitis (Wegener's) p-ANCA vasculitis (churg-strauss) Multiple Sclerosis Sarcoidosis Pars planitis
Lupus Vasculitis
Inflammatory Posterior Disease
Causes: Conjunctivitis, Cotton wool ischemic spots, Cerebral involvement
Develops over a couple of weeks
Temporal Arteritis
aka Giant Cell arteritis
Elevated ESR/CRP/platelets
Tx: High dose steroids, sometimes IV, temporal artery biopsy
Rare in people < 70yo.
Optic Neuritis/MS
Intermediate uveitis Typically Female 20s-40s Pain w/ eye movement APD Decreased color vision Pulfrich effect
Pulfrich effect
W/ swinging pendulum, pt perceives lateral movement as depth movement around horizontal equator. Due to affected eye perceiving motion slower than unaffected eye, causing depth perception phenomenon
Acute Thyroid Eye Disease
Signs: Eyelid swelling, conjunctival chemosis
Sx: Pain, Double vision, vision loss, constricted visual fields, loss of color vision (fairly emergent)
Chronic Thyroid Eye Disease
Signs: Upper/lower lid retraction, Proptosis, Poor extra-ocular movements
Sx: Exposure and dryness, double vision
Thyroid Eye Disease
Orbit: Reduced Volume, orbital fat expansion
Muscles: Hypertrophy of EOC muscles
Lids: Retractor muscle hypertrophy similar to rectus muscles, Lids pulled back
Thyroid Eye Disease Diagnosis/tests
TSH/Free T4 levels
Maintain euthyroid state
Optic nerve assessment (pupils, color vision, visual fields)
Muscle assessment (EOM movements, Diplopia?)
Eyelids (measurement of retraction)
Thyroid Eye Disease Treatment
Lubricate cornea
Immunosuppression (Steroids, Rituxin, Radiation)
Surgery (Orbit, Muscles, Lids)
Neuroblastoma
Unilateral black eye, poptosis and no trauma/suspicion of trauma
Dx: CT-Maxi face, adrenal masses w/ abd US, CT abd for adrenal masses
Eyelid and Orbital Lymphoma
Low grade B-cell lymphoma from MALT
Orbit: Eylid mass, proptosis, 2/3 systemic
Conjunctiva: Salmon pinkish patch, 1/3 sytemic
Eyelid and Orbital Lymphoma Mangement
Systemic Work up
Biopsy
Systemic: Chemo
Local: Radiation
Intra-Ocular Lymphoma
Presentation: Chronic anterior uveitis, Posterior uveitis in elderly, Subretinal infiltrates
Management: Vitreous Biopsy, Brain imaging, Lumbar puncture, Local or systemic chemo (Methotrexate, rituximab)
Metastasis
Most common malignancy in eye
Breast (female) and lung (male) adenocarcinoma most common
Uvea or orbit
Poorly demarcated, multiple, bilateral
Retinoblastoma
Most common childhood eye cancer
Early Detection –> Eye sparing treatment
One eye w/o red reflex (large differential but consider retinoblastoma)
Related to retinoblastoma tumor suppressor gene
Herpes Zoster Ophthalmicus
Caused by herpes zoster virus
Lesions on nose = Hutchinson’s Sign
Affect the entire eye (all corneal layers, anterior/posterior uveitis, retina and optic nerve)
Herpes Zoster Ophthalmicus Management
Acyclovir, Valacyclovir
Refer in 3-5 days (or 1-2 days w/ pain/vision loss)
Herpes Simplex Virus
Dendritis keratitis
Stromal keratitis
Anterior uveitis
Poster uveitis
Herpes Simplex Virus Management
Acyclovir, Valacyclovir
Refer to ophtho
Infectious Posterior Findings
Toxoplasmosis Syphilis Tuberculosis Lyme disease Toxocariasis
HIV/AIDS retinopathy
Ocular complications in 75% patients
Retinal microangiopathy (cotton wool spots)
Opportunistic infxns (CMV, pneumocystis, Toxoplasmosis, HZO)
Tumors (Kaposi’s sarcoma, Large cell lymphoma)
Infectious CMV Retinitis
CD4 counts < 40
Often asymptomatic w/o pain
Starts in center or periphery but spreads (“brush-fire”)
50% progress to retinal detachment
Infectius CMV Retinitis Tx
Systemic IV granciclovir or foscarnet
Cidofovir
Intravitreal granciclovir or foscarnet
Diabetic Retinopathy Risk Factors
#1: Duration of diabetes (Type 1 - refer @ year 5, Type 2 - refer @ onset) Blood sugar levels BP Hyperlipidemia/cholesterol Pregnancy Renal disease Anemia
DM Nonproliferative Diabetic Retinopathy (NPDR)
Retinal hemorrhages
Hard exudates
Mild/Moderate/Severe
DM Proliferative Diabetic Retinopathy
Neovascularization
Vitreous hemorrhage
Tractional retinal detachment
DM Macular Edema
Can occur @ any stage
LEADING CAUSE OF BLINDNESS IN DIABETIC PATIENTS
Mild/Moderate NPDR
Vascular disease causing ischemia and attempted to angiogenesis
Yearly Dilated Fundus Exam (microaneurysms, hemorrhages, hard exudates, cotton wool spots)
Severe NPDR
Venous bleeding
Dark hemorrhages
Cotton-wool spots
Intraretinal microvascular abnormalities (IRMA)
Close follow up to watch for proliferative disease
Diabetic Macular Edema
Optical Coherence Tomography (OCT) - Light waves (like US)
Fluorescein angiography: What’s leaking?
Intravitreal anti-VEGF therapy
Laser treatment (focal to leaking microaneurysms, grid to diffuse leakage)
DM Proliferative Diabetic Retinopathy Tx
Pan-retinal photocoagulation (PRP)
Observation, Vitrectomy
Retinal attachment surgery
Hypertension
Can cause painless vision loss (acute onset macular edema, optic nerve damage)
Management: Refer pts w/ vision loss, Control BP
Hypertensive Retinopathy
Arterial changes (narrowing, copper wiring, silver wiring)
A/V crossing changes (90 degree angles, nicking)
Retinal hemorrhages
Retinal exudates (hard, macular star)
Papilledema
Hypertension Macroaneurysms
Unlucky.
Congenital small aneurysms rupture w/ HTN –> poor vision
Ischemic Optic Neuropathy
HTN can cause
Lead to long-term vision damage
Central Retinal Arterial Occlusion (CRAO)
Unilateral painless acute vision loss
Most common cause of cherry red spot
Etiology: atherosclerosis, emboli, vasculitis, coagulopathy, collagen vasc disease, migraine
IRRIVERSIBLE DAMAGE AFTER ~100 min.
CRAO Tx
ASA (tylenol)
Ocular massage
IOP reduction w/ acetazolamide
Anterior chamber paracentesis
Imaging: Carotid US, echo, MRI-brain
Retinal Vein Occlusion (RVO)
Sx: Blind spot in visual field, Loss of vision, Unilateral
Associated w/: Atherosclerosis, HTN, Diabetes, Age >50, Glaucoma
Central Retinal Vein Occlusion
Blood (Hemorrhage) and Thunder (Edema)
RVO Tx
Intravitreal anti-VEGF (avastin, lucentis, eylea) Grid laser (resistant BRVO) Intravitreal Steroid (Resistant CRVO)
Marfan’s Syndrome
Inherited
Bilateral lens subluxation (non-progressive, upward)
Glaucoma
Retinal detachment (secondary to lattice degeneration)
Flat cornea
Hypoplasia of dilators
Down’s Syndrome
Inherited Cataracts Acute keratoconus Nasolacrimal duct obstruction-tearing Blepharitis Strabismus Nystagmus (10%) Iris Brushfield spots High refractive errors (hyperopia >> myopia)
Keratoconus
Ass w/ eye rubbing as child Corneal thinning (cone shape)
Tx: FDA approved cross-linking (stops progression), hard contact lens
Phacomatoses-Neurofibromatosis
Iris Lisch nodules Plexiform neurofibromas of eyelid Prominent corneal nerves Glaucoma Choroidal hamartomas 15% have low grade optic nerve astrocytoma (glioma)
Myotonic Dystrophy
long-term genetic disorder that affects muscle function
frontal balding, cognitive challenge, long face, open mouth, weak distal extremities, foot drop, CHRISTMAS TREE CATARACTS
Chromosome 19