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ED Cornea > Handout > Flashcards

Handout Flashcards

1
Q

Antibiotics in Saboraud dextrose agar

A

Chloramphenicol
Gentamicin
Tetracycline

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2
Q

Antibiotics in Thayer Martin

A

Vancomycin
Colistin
Trimethoprim
Nystatin

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3
Q

Causes of Phlyctenulosis

A

SMoTCHAC

Staph
Moraxella
Tb
Chlamydia
Adenoviral
Candida
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4
Q

Normal ocular flora of Eyelid margin

A

CAMPED

Corynebacterium
A s.aureus
Micrococcus
Propionibacterium
Epidermidis
Demodex
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5
Q

Normal ocular flora of conjunctiva

A

CAPE

Corynebacterium
A s.aureus
Propionibacterium
Epidermidis

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6
Q

Invasive bacteria (can penetrate intact cornea)

A

CHaNeLS

Corynebacterium
Hemophilus
Neisseria
Listeria
Shigella
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7
Q

Microorganisms seen in Gomori Methenamine Silver

A

Pneumocystis

Histoplasma

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8
Q

Microorganisms seen in PAS

A 
Bacillus
Corynebacterium
Propionibacterium
Klebsiella
Micrococcus
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9
Q

Follicles

A

MoMoTHCABE

Moraxella
Molluscum
Toxic
Herpetic
Chlamydia
Adenoviral
Bartonella
EBV
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10
Q

Causes of Membrane/ Pseudomembrane

A

COLDS CABAG

Chemical burn
OCP
Ligeneous
Diphtheroid
SJS
Chlamydia
Adenoviral
B hemolytic strep
Allergic
Gonococcal
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11
Q

Serotype A to C

A

Trachoma

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12
Q

Serotype D to K

A

Inclusion conjunctivitis

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13
Q 
Artl line
Herbert pits
Follicular conjunctivitis
Pannus
URTI
PLAD
A

Trachoma

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14
Q

Follicular conjunctivitis
Mucopurulent discharge
PLAD

A

Inclusion conjunctivitis

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15
Q

Serotype L1 to L3

A

Lymphogranuloma venerum

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16
Q

Ocular immunology type? For

OCP

A

Type 2 Cytotoxic

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17
Q

Ocular immunology type? For
Scleritis
SJS
PUK

A

Type 3 immune complex, antigen-antibody

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18
Q

Classic features of OCP

A

4S

Symblepharon
Shortening of fornix
Subepithelial fibrosis
Stuck globe

Trichiasis
Chronic dry eye
Conjunctivitits

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19
Q

Recurrent multiple epithelial elevates lesions in a quiet eye

A

Thygeson SPK

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20
Q

Virus causing Thygeson SPK

A

HAV

Herpes
Adenovirus
Varicella

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21
Q

Basic secretion test

A

Anesthesia
Strip
5min
NV >10mm

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22
Q

Schirmer 1

A

Basic and reflex

NO anesthesia
Strip

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23
Q

Schirmer 2

A

Reflex

W/ stimulation
Should be > 15mm

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24
Q

Dendritiform epithelial ulcers

A

RAVENS

Regeberation line
Adenovirus
Varicella
EBV
Neurotrophic
S - HSV
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25
Q

Acute Follicular Reactions

A

EKC
Adult Inclusion
HSV Keratoconjunctivitis

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26
Q

Chronic Follicular Reaction

A

Medicamentosa
P.O.S
Trachoma

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27
Q

Manifestations of Adenovirus (3)

A

Follicular conjunctivitis
Pharyngoconjunctival fever
Epidemic keratoconjunctivitis

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28
Q

Pharnygoconjunctival fever

A

Serotype 3,4,5,7

Pharyngitis
Conjunctivitis
Fever

PLAD

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29
Q

Epidermal keratoconjunctivitis

A

Serotype 8,11,19,37

Bilateral
Preceedes by URTI

Diffuse subepithelial infiltrates persisting for months to years

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30
Q

Intracellular gram negative coffee bean shaped

A

Gonorrhea

Diplococci

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31
Q

Basophilic inclusion bodies w/in cytoplasm of epithelial cells

A

Chlamydial

32
Q

Gram positive lancet shaped diplococci often encapsulated

Also seen in NLDO

A

Streptococcal

33
Q

Gram negative coccobacilli or slender rods

Epithelial parasitism in H. Aegypti

A

Hemophilus

34
Q

Gram positive cocci in clusters

A

Staph

35
Q

Acute hemorrhagic conjunctivitis

A

Cxsackie A type 24

Enterovirus 70

36
Q

MK with

Distinct border
Clear surrounding
Marginal infiltrate

A

Staph

37
Q

MK with

Serpiginous advancing border
Hypopyon
Crystalline

A

Strep

NLDO
Dacrocystitis
Eye trauma
Bullous K
Exposure K
Retained suture
38
Q

MK with

Fast course
Ground glass
Mucopurulent
AC reaction
Corneal perforation
Scalloped borders
Dense infiltrate
A

Pseudomonas

39
Q

MK that is

Chronic
Slowly progressive
Advancing border

A

Moraxella

40
Q

Microorganism implicated in Infectious Crystalline Keratopathy

A

Alpha hemolytic strep

41
Q

MK that has

Epithelial plaque
Immune ring
Satellite lesions

A

Fungal keratitis

42
Q

Tx for Fusarium (filamentous)

A

Natamycin

43
Q

Tx for Candida (yeast) and Aspergillus (filamentous)

A

Amphotericin B

44
Q

MK that has

Ring infiltrate
Pseudodendritradial perineuritis
Scleritis

A

Acanthameoba

Pain disproportionate of appearance

45
Q

Microorganisms causing Ring infiltrates

A

PAMFAH

pseudomonas
Acanthamoeba
Mycobacterium
Fungi
Anesthesia
Herpes
46
Q

Posterior embryotoxon + PAS + Glau

A

Axenfeld syndrome

47
Q

Posterior embryotoxin + PAS

A

Axenfeld anomaly

48
Q

Posterior embryotoxon + PAS + glau + iris hypoplasia + correctopia + polycoria

A

Axenfeld rieger anomaly

49
Q

Stromal dystrophy

Amyloid
Congo Red

A

Lattice Degeneration

50
Q

Stromal dystrophy

Hyaline
Masson trichome

A

Granular

51
Q

Stromal dystrophy

Mucopolysaccharide
Alcian blue

A

Macular

52
Q

Dystrophy assoc with hyperlipoproteinemia

A

Schnyder

53
Q

Causes of dendritic lesions (RAVENS)

A 
Regenration lines
Adenoviral
Vzv
Ebv
Neurotrophic
Simplex
54
Q

Other causes of dendritic lesions aside from RAVENS

A

Acanthamoeba
Topical B blockers
Epithelial deposits (iron lines)
SC lens wear (thimerosal)

55
Q

Causes of Interstitial Keratitis (ASiZoSHyET 7)

A 
A  acanthamoeba
Si  simplex
Zo zoster
S   syphilis
H   Hypersensitivity (atopic, vernal)
E    EBV
T    TB
56
Q

Acanthamoeba keratitis’ features

A

Ring infiltrate
Radial perineuritis
Scleritis

57
Q

Tx for Acanthamoeba keratitis

A

Chlorhexidinw 0.02 + Propamidine 0.1%

58
Q

Ring infiltrates (6)

A

PAMFAH (6)

P Pseudomonas
A acanthamoeba
M mycobacterium
F fungi
A anesthesia
H herpers
59
Q

Recurrent, waxing and waning lesions, elevated, coarse crumblike epithelial lesions in bilateral quiet eyes

A

Thygeson SPK

Tx:
Supportive
Mild steroid
cyclosporine
BCL
60
Q

Stromal K
Vertigo
Hearin loss
1-2 wks after UTI

A

Cogan syndrome

Tx: steroid

61
Q

Dystrophy

Thickened BM with epithelial microcysts

A

Epithelial BM dystrophy/ cogan microcystic

Bilateral
Results into recurrent corneal erosions

62
Q

Dystrophy

PAS positive peculiar substance of granular and filamentary material

A

Meesman corneal dystrophy

Microcysts in the interpalpebral zone extending to the limbus with clear surrounding epithelium

No tx

63
Q

Dystrophy with absent bowman

A

Reis Buckler (cdb1)

Appears in first few yrs of life

64
Q

Dystrophy

Saw tooth or honey comb fibrocellular pattern

A

Thiel behnke (cdb2)

65
Q

Dystrophy

Glass like stromal branching

A

Lattice dystrophy

Biber haab dimmer
Amyloid deposit
Congo red stain

Meretoja syndrome

66
Q

Dystrophy

Ground glass deposits with clear spaces

A

Granular dystrophy
Groenouw 1

Hyaline deposits
Masson trichrome

67
Q

Granular + lattice dystrophy

A

Avellino dystrophy

Stellate snowflake corneal opacities

68
Q

Macular dystrophy

A

Groenouw 2

Autosomal recessive

Mucopolysaccharide (gag) deposits
Alcian blue

Creamy deposit with hazy adjacent haze

69
Q

Endothelial dystrophy

A

Posterior polymorphous dystrophy (ppmd)

Abnormal multilayered endothelial cells that behave like epithelial cells

Microvilli
Keratin
Proliferative tendencies

May spread to iris and angle

70
Q

Degeneration

Translucent brown spheroidal droplets at interpalpebral cornea, bilateral

A

Spheroidal degeneration
Climatic droplet k
Bietti’s nodular dystrophy
Labrador k

71
Q

Drugs associated with corneal verticillata

A

PICA

P phenothiazine
I indomethacin
C chloroquine
A amiodarone

72
Q

Composition of phlycten

A

T cells
Lymphocytes
Langerhans
Monocytes

73
Q

Microorganisms causing Phlyctenulosis (6)

A

SMoTHAC (6)

S staph
Mo moraxella
T TB
H hemophilus
A adenovirus
C chlamydia
74
Q

Circumferential ulcer with overhanging edge

A

Mooren’s ulcee

Trauma, infection
Circumferential then central spread

Purely corneal NO scleritis

Malala Masakit Mumutus

75
Q

Causes of Corneal opacity (stumped)

A 
S sclerocornea
T tears in DM (congenital glau, trauma)
U ulcer (hsv, bacteria)
M metabolic
P posterior defect (peter's, post KC, staphyloma
E endothelial dystrophy (ched, PPMD)

ED Cornea (1 decks)

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