Shared Flashcard Set

Details

Retina
Ocular Disease II
181
Medical
Graduate
12/07/2012

Additional Medical Flashcards

 


 

Cards

Term
Name 4 substances that are in the vitreous that help maintain the gel consistency
Definition

Collagen

Proteins

Sugars

Hyaluronic Acid

Term
2 places where the vitreous is adherent to the retina
Definition

Anteriorly at the pars plana

Posteriorly at the Optic Nerve

Term
Define vitreal syneresis
Definition
Areas of liquifaction and solidification form in the vitreous as we age
Term
3 causes of vitreal syneresis other than age
Definition

Surgery

High myopia

Intraocular inflammation

Term
What causes the Weiss Ring floater?
Definition
Detachment of the vitreous at the optic nerve head
Term
What causes the flashes of light associated with a retinal tear?
Definition
The pulling of the vitreous on the retina causes photopsias
Term

T/F

Anterior vitreal detachment is more common than posterior

Definition

False,

Posterior is more common

Term
Management of a sudden onset floater with no other symptoms or signs
Definition

DFE, follow up in 1-4 weeks and repeat DFE

 

See again in 4-8 weeks if persistent

Term
Definitive test for PVD vs. RD
Definition
B scan ultrasound
Term
Benign Calcified phospholipids in the vitreous
Definition
Asteroid hyalosis
Term
Another name for cholesterosis bulbi
Definition
Synchysis scintillans
Term
Vitreal change associated with systemic polyneuropathy
Definition
Amyloidosis
Term

T/F

It is normal to see leukocytes in the vitreous

Definition
False
Term
What is 'ochre' vitreous
Definition
When old RBCs are in the vitreous and they look yellow
Term
What is Shafer's sign
Definition
Pigment cells/melanocytes in vitreous
Term
What does Shafer's sign indicate?
Definition
Retinal break or detachment
Term

T/F

Retina and choroid thicken in the periphery, ie. towards the ora

Definition
False, they thin out
Term
Inner retina is oxygenated by 
Definition
Retinal arterioles in nerve fiber layer
Term
Outer retina is oxygenated by 
Definition
long and short ciliary arteries in choroid
Term
6 Steps of Engel & Morgans Diagnostic Thought Process
Definition

Differentiate

Specify

Correlate

Etiology

Formulate

Effect

Term
What does VISTA stand for in the VISTA MIND ANALYSIS
Definition

V-Vacular, vitamin deficiency

I-Inflammation, infection

Systemic Disease

T-trauma, toxic

A-Age-related

Term
What does MIND stand for in the VISTA MIND ANALYSIS
Definition

M-Mass

I-Infantile, idiopathic

N-neoplasm

D-Demyelination

Term
What layer do flame hemorrhage occur in?
Definition
Nerve fiber layer
Term
In which layer are dot & blot hemorrhages found
Definition
Inner Nuclear Layer
Term
Where does drusen accumulate?
Definition
In Bruch's membrane, between the RPE and choroid
Term
What causes Cotton Wool Spots and in which layer?
Definition
Ischemia causes cotton wool spots, debris builds up in retinal nerve ganglion cells and local swelling of Nerve Fiber Layer occurs
Term
What is the most common cause of retinal infection and posterior uveitis?
Definition
Toxoplasmosis
Term

T/F

Toxoplasmosis can be acquired through a break in the skin

Definition
True
Term
Describe the vitreous and retina in an active toxo infection
Definition

White fluffy lesions with edema on the retina

Foggy vitreous due to inflammation

Term
Toxoplasmosis ocular symptoms
Definition

Blur

floaters

red eye

VF loss if papillitis/retinal scar

Term
Diagnosing Toxoplasmosis using ELISA, looking for what specifically?
Definition
Toxo plasmosis specific IgG and IgM antibodies
Term
Which 2 drugs are found in the combo drug Bactrim
Definition
Sulfadiazine & Trimethoprim
Term
Management of Ocular Toxoplasmosis
Definition

Manage the Anterior Uveitis

Watch for retinal tears

Cryopexy

Vitrectomy

Photocoagulation

 

Term
How is toxocariasis transmitted?
Definition

Eating dirt

or 

Pica

Term
Symptoms of visceral form of toxoplasmosis
Definition

Cough

Chest pain

Intermittent fever

Loss of appetite

Term

White granuloma in posterior pole with RPE hyperplasia and fibrotic bands that radiate from the lesion towards the optic nerve

Presentation of which infection?

Definition
Toxocariasis
Term
DDx for Toxocariasis
Definition

Retinoblastoma

Coat's dz

Persistent hyperplastic primary vitreous

Retinopathy of prematurity

Diffuse unilateral subacute neuroretinitis

Term
Medical Management of toxocariasis
Definition

Steroids

Antihelminthic drugs

Term
Ocular Management of toxocariasis
Definition

Photocoagulation

RD repair

Anterior Uveitis management

Pars Plana Vitrectomy

Term
General systemic manifestation of histoplasmosis 
Definition
Pulmonary, flu-like illness
Term
3 Classic Ocular Findings of Histoplasmosis
Definition

Circumpapillary choroidal scarring

Peripheral choroidal punched-out histo spots

choroidal neovascularization at macula

Term
Name some tests that optometrists can do that may be used to diagnose histoplasmosis
Definition

Amsler grid

FA

OCT

Fundus photos

Term
Medical Management of Histoplasmosis
Definition

Steroids

Amphotericin B

Ketoconazole

Term
Ocular management of Histo
Definition

Take home Amsler grid

Photocoagulation

Anti-VEGF if there is neo

 

Term
Which abnormal pupil is associated with Neurosyphillis?
Definition
Argyll-Roberston pupil
Term
Describe the appearance of the retina with syphilis
Definition

multiple, flat, yellow/gray chorioretinal lesions

Hyperpigmentation with scarring

Term
Which layer of the cornea is involved in Interstitial Keratitis
Definition

Just the stroma

Endo and epi are uninvolved

Term
Systemic Management of Syphilis
Definition

Penicillin G IV

then long term tetracyline/doxycycline

Term
Which test is used for diagnosing syphilis infection?
Definition
FTA-Abs
Term
Which test is used for monitoring syphilis infection?
Definition
VDRL
Term
Symptoms of TB
Definition

Coughing

Night sweats

Recurrent fever

weight loss

pleurisy (inflammation of pleura)

Term
Phylctenular Keratoconjunctivitis used to have a strong associated with TB. Now that TB is less rampant, what is the current most common cause?
Definition
Staph
Term
What type of uveitis is associated with TB
Definition

Anterior granulomatous

and posterior

Term
How may TB manifest in the choroid?
Definition
Choroiditis and yellow/white nodules or tubercles
Term
4 Drugs used in the tx of TB
Definition

Isoniazid PO qd

Rifampin PO qd

Pyrazinamide PO qd x 2 mos

Ethambutol

Term
Side effect of ethambutol
Definition
Optic nerve damage
Term
For lyme dz see systemic flashcards, I'm tired
Definition
Term
 3 Most common fungal retinal infections
Definition

Candida albicans

Aspergillus

Cryptococcus

Term
Treatment of Fungal Retinitis
Definition

Traditional Antifungals like amphotericin B

Azoles-like fluconazole

Echinocandins-caspofungin, micafungin

Vitreal tap

Vitrectomy

Term
Name 4 Retinal diseases that have autoimmune etiologies
Definition

Sarcoidosis

Lupus

Pars planitis

Vogt-Koyanagi-Harada Syndrome

Term
Most common ocular complication of sarcoidosis
Definition
Lacrimal gland disorders cause severe dry eye
Term
What causes the candle wax drippings that are indicative of sarcoidosis
Definition
Periphlebitis
Term
What causes the string of pearls appearance in sarcoidosis
Definition
Vitreous opacities
Term
Name the 2 types of iris nodules associated with sarcoidosis and their location
Definition

Busacca and Koeppe

Koeppe are near the pupillary margin

Busacca are more peripheral

Term
Definitive test for sarcoid diagnosis?
Definition
Serum ACE levels
Term
Name 3 disorders that commonly present with iris nodules
Definition

Sarcoidosis

TB 

Syphilis

Term
Name 5 diseases that commonly present with chorioretinitis
Definition

Histo

Toxo

Syphilis

TB

Sarcoidosis

Term
Medical managemetn of sarcoidosis
Definition
Prednisone 60-100mg PO qd
Term
What may be injected to treat uveitis in sarcoid patients?
Definition
Triamcinolone acetonide 40 mg/mL
Term
Why must a pt be monitored after injection of triamcinolone acetonide?
Definition
It will cause an IOP spike and Posterior subcapsular cataract formation
Term
Lupus Triad
Definition

Fever

Joint pain

malar rash

(woman of child-bearing age)

Term
Most common retinal manifestation of lupus
Definition

Retinal hemorrhages

Cotton wool spots (NFL)

Periphlebitis (less common than above)

Term
Main ocular complication of lupus
Definition
Retinal Vascular Dz
Term
Sheathed narrow retinal arterioles with white exudates adjacent to the vessels
Definition
Periphlebitis
Term
3 other names for pars planitis
Definition

Intermediate uveitis

Cyclitis

Peripheral uveitis

Term
What are "snowballs" and which itis are they associated with?
Definition
They are coalesced infiltrates in the vitreous and are associated with Pars planitis
Term
What is snowbanking and which 'itis' is it associated with?
Definition
Exudates coalesce and then break off into the vitreous, associated with pars planitis
Term
10-15% of Pars Planitis cases are associated with which other disorder?
Definition
Multiple Sclerosis
Term
Objective signs of pars planitis
Definition

dirty, yellow exudates aggregate near vessels in extreme periphery

Snowballs

Snowbanking

Cystoid Macular Edema

Periphlebitis

Term
What are the most common ocular complications associated with Pars Planitis
Definition

Cystoid Macular Edema

Cataracts

Term
Management of Pars Planitis
Definition

Steroids

Crytotherapy to snowbank

Photocoagulation to neovascularization

Pars plana vitrectomy

Immunosuppresives

Term
Skin & Hair changes associated with VKH syndrome
Definition

Alopecia

Poliosis

Vitiligo

Term
Neurological changes associated with VKH
Definition

Headache

Nausea

Vomiting

Encephalopathy (rarely)

Term
Ocular Disease associated with VKH
Definition

Granulomatous Anterior Uveitis

Multifocal choroiditis that can result in sensory retina detachment

Vitritis

Posterior Uveitis

Retinal Hemes

SUNSET glow

Term

How is VKH diagnosed

 

Definition

FA

Ultrasound

Lab tests (HLA)

Term
Name 3 differential diagnoses of VKH
Definition

Idiopathic Central Serous Chorioretinopathy

Acute Posterior Multifocal Placoid Pigment Epitheliopathy

Behcet's disease

Term
How is VKH managed?
Definition

Treat uveitis

Intensive steroids via Oral, IV or periocular

Immunosuppresive agents

Term
3 Stages of Fluorescein Angiography
Definition

Pre-arterial phase  (Choroidal flush)

Arterial-venous phase

Late Phase

 

Term
Describe order of fluorescences in Arterial-venous phase of FA
Definition

Artery core

artery wall

capillaries

vein wall

vein core

Term
What changes are seen in the late phase of FA
Definition

Decrease in choroidal flush

hyperfluorescence at ONH

Term
APMPPE
Definition
Acute Posterior Multifocal Placoid Pigment Epitheliopathy
Term
MEWDS
Definition
Multiple Evanescent white dot syndrome
Term
AZOOR
Definition
Acute zonal occult outer retinopathy
Term
Multifocal inflammatory disorder with yellow-white-gray posterior, circumscribed flat lesions at the level of the RPE and choroid  with choroidal non-perfusion in the posterior pole
Definition
APMPPE
Term
Symptoms of APMPPE
Definition

Recent immune system trigger

VA decrease/scotoma

Bilateral, painless vision loss with viral illness

HA

Metamorphopsias, floaters etc. 

Term
2 Signs of APMPPE
Definition

Vitritis in 35%

Lesions that leave residual mottling 

Term
Which test is crucial in diagnosis of APMPPE?
Definition
Fluorescein angiography
Term
Describe the fluorescence seen in ICG Angiography in APMPPE
Definition

Delayed choroidal filling

Hypofluorerscence in both early and late phases

Term
Describe the fluorescence seen with FA in APMPPE
Definition

Early hypofluorescence

Late Hyperfluorescence

Term
What would you expect to see in an OCT of APMPPE
Definition
hyperreflective areas above the RPE and nodular hyper-reflective lesions within RPE
Term
Name some ocular complications of APMPPE
Definition

CNVM

Central serous RD

Choroidal vasculitis

CRVO

Hemorrhagic maculopathy

Optic neuropathy

Term
What is another name for geographic helicoid peripapillary choroidopathy 
Definition
Serpiginous Choroiditis
Term
How does Serpiginous Choroiditis affect vision?
Definition

Blurry vision

Metamorphopsias

Central scotomas

Term
Serpiginous Choroiditis is correlated with which genetic marker
Definition
HLA B7
Term
Which layers of the posterior pole are inflamed in serpiginous choroiditis
Definition

RPE

Choroid

Vitritis in 30%

Term
What structure do the pseudopods extend from in acute phase of serpiginous choroiditis
Definition
Extend from ONH
Term
Describe FA appearance of serpiginous choroiditis
Definition

Early hypo of central scar and

early hypo of inactive creamy lesions

Term
Management of Serpiginous Choroiditis
Definition

Immunosuppressive agents

Oral Steroids

Amsler Grid

Monitor for complications

RTC 6 mos

Term
Name 2 ocular complications of serpiginous choroiditis  
Definition

CME

CNVM

Term
Another name for Punctate Inner Choroidopathy
Definition
Multifocal Choroiditis
Term
Multifocal Choroiditis may be associated with which virus
Definition
Epstein Barr Virus
Term
Why is multifocal choroiditis called pseudohisto?
Definition
Because the lesions look very similar to punched out histo spots
Term
At what level are the lesions in Multifocal Choroiditis?
Definition
At the level of the RPE and choriocapillaris
Term
3 Ocular Manifestations of multifocal choroiditis
Definition

Vitritis (90%)

Anterior Uveitis (50%)

Optic Disc Edema

Term
3 Complications of multifocal choroiditis
Definition

CNVM

CME

Subretinal Fibrotic Scarring

Term
Appearance of FA in multifocal choroiditis
Definition
Early hyperfluorescence of active lesions
Term

Multifocal Choroiditis

Tendency for recurrence 

Definition
Recurrence high
Term
Visual prognosis in multifocal choroiditis
Definition
Poor
Term
Management of Multifocal Choroiditis
Definition

Amsler

Oral steroids

laser tx of CNVM

Immunosuppressives 

 

Term
Common presentation of MEWDS
Definition

Young female with prodromal flu-like symptoms

Acute unilateral vision loss and photopsia

May see spots (not floaters)

Term
Which parts of the posterior pole are involved in MEWDS
Definition
RPE and outer retina
Term
Signs of MEWDS
Definition

Unilateral

Many creamy, flat dots in posterior pole that spare the fovea

Possible disc edema and vitritis

Macula has granular appearance

Term
FA Appearance in MEWDS
Definition

wreath-like hyperfluorescence and late focal staining

disc hyperfluorescence

Term
Visual field results in MEWDS
Definition
Possibly enlarged blind spot due to optic nerve involvement
Term
Visual prognosis for MEWDS
Definition
Good, should return to normal in 6-12 weeks
Term
Another name for vitiliginous choroidopathy
Definition
Birdshot retinochoroidopathy
Term
What is the key diagnostic feature of Birdshot retinochoroidopathy
Definition
Genetic Marker HLA-A29 (90% association)
Term
All of the multifocal white dot syndromes have very similar symptoms. What is one unique symptom of Birdshot retinochoroidopathy
Definition
Night blindness
Term
In addition to HLA-A29 correlation in Birdshot retinochoroidopathy, what other diagnostic test exists?
Definition

ERG is abnormal in 90%

Reduced B wave response (photoreceptors)

Term
Ocular Manifestations of Birdshot retinochoroidopathy
Definition

Chronic vitritis

Retinal vasculitis

CME

AION

Term
FA appearance in Birdshot retinochoroidopathy
Definition

Early hypo 

late accumulation of dye

Vascular leakage in larger veins

Term
Describe the classic FA presentation of cystoid macular edema
Definition
Petal-like appearance around the macula 
Term
Management of Birdshot retinochoroidopathy
Definition

Low dose steroid

Immunosuppressives

Best spectacle Rx/Low vision devices

 

Term
Which 2 of the retinal pigment epitheliopathies are more common in women?
Definition

Recurrent multifocal choroiditis

MEWDS

Term
Of the Retinal Pigment Epitheliopathies which has only a unilateral presentation
Definition
MEWDS
Term
Of the Retinal Pigment Epitheliopathies which rarely is recurrent
Definition
APMPPE
Term
Of the Retinal Pigment Epitheliopathies which is generally chronic
Definition
Birdshot
Term

Clinical Appearance:

Creamy multiple placoid lesions in posterior pole; anterior uveitis and vitritis in 50%

Definition
APMPPE
Term

Clinical Appearance:

Pseudopod subretinal scarring extending out from disc in propeller-like pattern; gray lesions develop at scars during activity; choroidal neo may develop

Definition

Geographical Helicoid Peripapillary Choroidopathy

(Serpiginous)

Term

Clinical Appearance:

Small, multiple, yellow white lesions that are grey when active, occur in posterior pole, may develop choroidal neo or subretinal fibrosis

Definition
Recurrent Multifocal Choroiditis
Term

Clinical Appearance:

Several small white dots in posterior pole with a granular macula. With resolution granularity and white dots fade

Definition
MEWDS
Term

Clinical Appearance:

Multiple creamy white spots midperipherally,

chronic vitritis, optic disc edema

vasculitis, cystoid macular edema

Definition
Birdshot Retinochoroidopathy
Term
Implicated causes of acute retinal necrosis
Definition

VZV

HSV1

HSV2

Term
In ARN, where does the necrosis start and in which direction does it move?
Definition
Starts peripherally and moves centrally
Term
Which 'itis' are associated with ARN
Definition

Anterior uveitis

Vitritis

Retinal vasculitis

Term
Prognosis for ARN
Definition
Poor
Term
What are you mainly looking for when you perform DFE on ARN patient?
Definition
Looking for retinal detachment
Term
Tx of ARN
Definition

Repair RD

Treat 'itis' with steroids/cycloplege

Antivirals

Low dose aspirin to prevent occlusive vasculitis

Term
AZOOR-Most commonly affect age and ethnicity
Definition

Young

Caucasian

Term
Visual changes experienced with AZOOR
Definition

Strange multi-colored lights

Sudden vision loss

Term

AZOOR

Generally unilateral or bilateral

Definition
Unilateral
Term
Treatment of AZOOR
Definition
None, 85% self-improve
Term
Visual field following resolution of AZOOR
Definition
65% have an enlarged blind spot
Term
Symptoms of endophthalmitis
Definition

Pain 

Vision Loss  

Abnormal Post-surgical inflammation 

Term
Critical feature of endophthalmitis
Definition
Hypopyon
Term
signs of endophthlamitis
Definition

Lid edema

conjunctival chemosis

corneal edema

Vitritis

Wound abnormalities

Hypopyon

Term
For which endophthalmitis patients are vitrectomy most helpful?
Definition

Pts who have only Light perception Visual acuity

Not as beneficial if VA better than that. 

Term
Name 3 intense antibiotics listed in tx of endophthalmitis
Definition

Vancomycin

Amikacin

ceftazidime

Term
3 Considerations in determing cause of endophthalmitis
Definition

Fungal infection

Retained lens material 

Toxic reaction to irrigating fluid

 Difficult/prolonged surgery

Term
Organism that is a very common cause of endophthalmitis
Definition

Gram positive bacteria, especially Staph

 

Term
Name 6 Differential Diagnoses for Cotton Wool Spots
Definition

Diabetic Retinopathy

HTN

Severe anemia

SLE

leukemia

HIV/AIDS

Term
Name 3 types of retinal hemorrhage associated with HIV/AIDS
Definition

Flame shaped

Dot/blot

Roth spots

Term
What is the most common opportunistic infection in AIDS patients prior to starting HAART
Definition
Cytomegalovirus
Term
What is the leading cause of blindness in AIDS patients?
Definition
CMV Retinitis
Term
Symptoms of CMV ocular infection in AIDS
Definition

Painless vision decrease

Hazy vision

Floaters/flashes

Metamorphopsia

VF defect 

Term
Signs of CMv retinitis in AIDS
Definition

Patchy yellow-white areas with secondary hemorrhage along the edges

Full thickness necrotizing retinitis

Occurs along major vascular arcades and near ONH

Term
3 Presentations of CMV retinitis
Definition

Hemorrhagic

Brushfire

Granular

Term
Sequelae of CMV retinitis
Definition

Vessel attenuation

Calcifications where atrophied

Capillary nonperfusion

Chorioretinal scarring

Loss of VA

Optic Atrophy

RD

Term
6 DDx for CMV Retinitis
Definition

HIV Retinopathy

PORN

HZV retinitis

HSV retinitis

Toxo retinochoroiditis

Infectious multifocal choroiditis

Term
Name 4 CMV Retinitis Complications
Definition

Papillitis

Macular edema

Vasculitis

Uveitis

Term
What unique form of uveitis may HIV patients experience?
Definition
Immune recovery uveitis where their immune system has recovered enough that is can actually respond to the ?HIV antigens
Term
Name 3 Anticytomegaloviral medications
Definition

Ganciclovir

Foscarnet

Cidofovir

Term

Name the eye implant used to treat CMV retinitis

What does it release?

Definition
Vitrasert, releases ganciclovir into the vitreous
Term
Name 4 common sites of Kaposi's sarcoma
Definition

Lymph nodes

GI tract

Pulmonary Involvement

Conj and or lid

Term
3 methods of treatment of Kaposi's Sarcoma
Definition

Radiation

Chemo

Excision

Term
At what CD4 count does retinitis tend to develop in HIV patients
Definition
50-75
Term
How often should you see the HIV patient with a CD4 count of >400
Definition
 yearly
Term
How often should you see the HIV pt with CD4 count of 100-400
Definition
RTC q 6 months
Term
How often should you see the HIV pt with a CD4 count of <100
Definition
RTC q 3 months
Term
2 Lab tests for Toxocariasis
Definition

ELISA

Ultrasound

Term
Which of the white dot syndromes is known as pseudo-histo?
Definition
Multifocal choroiditis
Supporting users have an ad free experience!