STEEPLECHASE - EYE Flashcards

1
Q
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Conjunctiva

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2
Q

Normal eye fundus (5)

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3
Q
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Normal human fundus

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4
Q
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Horse - normal colour distribution

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5
Q
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Horse - normal central optic nerve head vein

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6
Q
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Horse - normal colour dilution with vortex veins visible in sclera

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7
Q
A

Cat - normal fundus

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8
Q
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Cat - normal fundus

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9
Q
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Cat - normal visible scleral blood vessel through tapetum

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10
Q
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Cat - normal myelination of nerve fibre layer

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11
Q
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Cat - normal tigroid fundus

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12
Q
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Dog - normal fundus

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13
Q
A

Dog - normal fundus

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14
Q
A

Dog - normal fundus

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15
Q
A

Dog - tigroid fundus

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16
Q
A

Normal equine retina

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17
Q

Layers of the retina

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18
Q
A

Micropalpebral fissure

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19
Q
A

Macropalpebral fissure

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20
Q
A

Entropion - external aspect of lower eyelid margin rolling inwards + rubbing cornea -> trauma

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21
Q
A

Entropion - shar pei - conformational/congenital

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22
Q
A

Nasal fold trichiasis - eyelashes grow inwards toward the eye + rub against the cornea, the conjunctiva, and the inner surface of the eyelid

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23
Q
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24
Q
A

Blepharitis

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25
Q
A

Puppy strangles - immune-mediated blepharitis

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26
Q
A

Chalazion / meibomianitis - local blepharitis

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27
Q
A

Puppy strangles - blepharitis

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28
Q
A

Prolapsed third eyelid - pathognomic appearance

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29
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30
Q
A

Hyperaemic + oedematous conjunctiva

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31
Q
A

Conjunctivitis

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32
Q
A

Feline conjunctivitis - Chlamydophila (chlamydia) felis

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33
Q
A
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34
Q
A

Infectious bovine keratoconjunctivitis (IBK)

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35
Q
A

Infectious bovine keratoconjunctivitis (IBK) - caused by Moraxella bovis

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36
Q
A

Immune-mediated keratoconjunctivitis sicca (KCS) = dry eye

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37
Q
A

Chronic immune-mediated keratoconjunctivitis sicca (KCS)

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38
Q
A

Immune-mediated keratoconjunctivitis sicca (KCS)

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39
Q
A

Schirmer tear test (STT) - diagnostic for mucky/red eye, for e.g. immune-mediated keratoconjunctivitis sicca (KCS), checks tear production

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40
Q
A

Retained spectacles

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41
Q
A

Retained spectacles

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42
Q
A
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43
Q
A

Normale eye cornea

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44
Q
A

Corneal ulcer

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45
Q
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46
Q
A

Corneal oedema - segmented oedema due to endothelial degeneration, hazy blue-white material

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47
Q
A

Corneal oedema - due to infectious bovine keratoconjunctivitis (IBK)

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48
Q
A

Corneal ulcer - caused by chemical trauma + acid spray

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49
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50
Q
A

Keratomalacia - melting ulcer

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51
Q
A

Corneal ulceration

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52
Q
A

Hole in cornea - dry eye (keratoconjunctivitis sicca) - corneal ulceration

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53
Q
A

Inactive corneal ulcer

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54
Q
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55
Q
A

Conjunctivitis w/ secondary ectopic cilia

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56
Q
A

Ectopic cilia - causes corneal ulceration

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57
Q
A

Feline herpesvirus - most common cause of superficial corneal ulcers in cats

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58
Q
A

Corneal ulcer

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59
Q
A

Lipid keratopathy

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60
Q
A

Advanced case of extensive lipid deposition - dogue de Bordeauz

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61
Q
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62
Q
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63
Q
A

Spontaneous chronic corneal epithelial deficit (SCCED)

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64
Q
A

Corneal squestrum

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65
Q
A

Corneal sequestrum

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66
Q
A
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67
Q
A

Spontaneous Chronic Corneal Epithelial Deficit (SCCED)

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68
Q
A

Disruption of the epithelium and stroma

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69
Q
A
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70
Q
A

Chronic superficial keratitis (Pannus keratitis)

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71
Q
A
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72
Q
A

Feline eosinophilic keratitis - successfully treated w/ minipill (contraceptive pill) - responds well to steroid hormone

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73
Q
A

Persistent pupillary membrane (PPM)

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74
Q
A
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75
Q
A

Persistent pupillary membrane (PPM)

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76
Q
A

Uveal cysts

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77
Q
A

Uveal cyst within iris

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78
Q
A

Purulent - resolved uveitis, doesn’t have active inflammation, no congestion, hyperaemia, neovascularisation, blepharitis or inc blink rate. Hypopyon present = pus cells (purulent material - inflammatory cells)

79
Q
80
Q
A

Uveitis with key clinical signs

81
Q
A

Aqueous flare - dog, cloudiness (seen in uveitis)

82
Q
83
Q
A

Horse eye - ulcer + hyphaema in anterior chamber

89
Q
A

Ocular encephalitzoonosis

90
Q
91
Q
A

Due to buphthalmia (increased globe size), glaucoma lesion

92
Q
A

Oedema in dog, corneal lesion of glaucoma

93
Q
96
Q
A

“Cupping” of the optic disc - a lot of pressure pushes optic nerve out

97
Q
A

Primary glaucoma

98
Q
A

Secondary glaucoma

99
Q
A

Pectinate ligament dysplasia

100
Q
A

Anterior lens luxation - lens becomes loose, popped through pupil -> plugging of pupil so aq humour can’t move through eye + drain out drainage angle -> glaucoma

102
Q
A

Senile nuclear sclerosis

103
Q
104
Q
105
Q
A

Mature cataract - pupil fully dilated, animal trying to see (can’t see through the lens)

106
Q
A

Cataracts - lens opacity = yellow-white, completely reflective, no light going through

107
Q
A

Partial luxation

108
Q
A

Rabbit w/ lens luxation due to chronic uveitis + catarcts

109
Q
A

Retinal detachment

110
Q
A

Retinal detachment

111
Q
A

Retinal detachment = hypertrophy of RPE (retinal pigment epithelium) - when photoreceptor layer becomes detached

112
Q
A

Collie eye anomaly/choroidal hypoplasia

113
Q
A

Inherited photoreceptor degeneration

115
Q
A

Haemorrhage due to systemic hypertension (inc blood pressure)

117
Q
A

SSC - primary orbital neoplasms, horse - poorly pigmented skin, UV light exposure

119
Q
A

Squamous cell carcinoma - cow with poorly pigmented skin

127
Q
A

Normal eye histo

128
Q
A

English Cocker Spaniel

143
Q
A

Lens equator - one side more rounded than the other

151
Q
A

Diffuse iris melanoma

152
Q
A

Diffuse iris melanoma

160
Q
A

Small lymphocytes + plasma cells (lymphocytic + plasmacytic), uveitis

162
Q
A

Endophthalmitis

166
Q
168
Q
A

Cortical cataract

169
Q
A

Cortical cataract

170
Q
171
Q
A

Cherry eye - prolapse of third eyelid, issue w/ pectinate ligament

172
Q
A

Cherry eye

173
Q
A

Cherry eye

174
Q
A

Keratoconjuctivitis sicca (KCS) (dry eye)

175
Q
A

Schirmer tear test

176
Q
A

Corneal ulcers

177
Q
A

Corneal ulcer

178
Q
179
Q
180
Q
181
Q
A

Entropion / ectropion

182
Q
A

Ectropion / entropion

183
Q
184
Q
A

Tacking surgery for entropion/ectropion

185
Q
A

Haemorrhage due to trauma following play fight of dogs

186
Q
A

Iris haemorrhage - clotting disorder

189
Q
A

Cranial trauma with globe prolapse, globe prolapse with lateral deviation indicating rupture of medial rectus, nasal haemorrhage suggesting other head pathology

190
Q
A

Mild conjunctival hyperaemia, dilated pupil (post chemical dilation), dense white opacity within pupil consistent with catarct

191
Q
A

Fibrosis and neovascularisation of cornea, pupil chemically dilated

192
Q
A

Squamous cell carcinoma in third eyelid, thickened and irregular surface of third eyelid with neovascularization, mucoid discharge

193
Q
A

White opacity in cornea with neovascularisation to affected area