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Small Animal Medicine > Ophthalmic Neoplasia > Flashcards

Ophthalmic Neoplasia Flashcards

(48 cards)

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1
Q

Clinical Signs: Orbital Neoplasia

A

Exophthalmos
Third eyelid elevation
Strabismus, lagophthalmos
Non-painful, chronic

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2
Q

Diagnosis: Orbital Neoplasia

A

Ocular ultrasound
CT/MRI

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3
Q

Treatment: Orbital Neoplasia

A

Extenteration (eye + surrounding tissue)
Orbitotmy (salvage eye)

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4
Q

Features: Meibomian Gland Adenoma

A

Most common eyelid tumor in dogs
Friable/multiloblated
Almost always benign (can be locally invasive)

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5
Q
A

Meibomian Gland Adenoma

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6
Q
A

Meibomian Gland Adenoma

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7
Q

Diagnosis: Meibomian Gland Adenoma

A

Clinical signs
Excisional biopsy
Histopathology

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8
Q

Treatment: Meibomian Gland Adenoma

A

Debulk with cryoablation
Wedge resection

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9
Q

Clinical Signs: Fibropapilloma

A

Pedunculated
Generally not on eyelid margin
Less friable than meibomian adenoma

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10
Q
A

Fibropapilloma

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11
Q

Treatment: Fibropapilloma

A

Debulk with cryoablation
Wedge resection

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12
Q

Clinical Signs: Benign Eyelid Melanoma

A

Darkly pigmented mass growing from eyelid margin
Vizsla, Weimaraner (liver coated) most common

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13
Q
A

Benign Eyelid Melanoma

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14
Q

Diagnosis: Benign Eyelid Melanoma

A

Clinical signs
Histopathology

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15
Q

Treatment: Benign Eyelid Melanoma

A

Cryotherapy
Wedge excision

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16
Q

Features: Eyelid Squamous Cell Carcinoma

A

1 in cats

UV radiation exposure
Metastasis possible
More common on lower lid
Ulcerative lesion

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17
Q

Diagnosis: Eyelid Squamous Cell Carcinoma

A

Biopsy with histopathology

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18
Q

Treatment: Eyelid Squamous Cell Carcinoma

A

Complete surgical excision (often requires blepharoplasty)
Radiation
Topical chemo
Immune therapy

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19
Q
A

Eyelid Squamous Cell Carcinoma

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20
Q

Clinical Signs: 3rd Eyelid Hemangioma/Hemangiosarcoma

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A

Raised red mass on bulbar conjunctiva or 3rd eyelid
Delicate and bleed easily
Generally small

21
Q

Diagnosis: 3rd Eyelid Hemangioma/Hemangiosarcoma

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A

Clinical signs
Excisional biopsy

22
Q

Treatment: 3rd Eyelid Hemangioma/Hemangiosarcoma

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A

Excise (~1mm margin) with adjunctive cryotherapy or radiofrequency electrocautery

24
Q

Features: Corneal Squamous Cell Carcinoma

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A

More common in canine
Underlying causes: KCS, immune mediated keratitis

25
Corneal Squamous Cell Carcinoma
26
Corneal Squamous Cell Carcinoma
27
Treatment: Corneal Squamous Cell Carcinoma
Keratectomy Adjunctive chemo, radiation
28
Corneal Squamous Cell Carcinoma
29
Clinical Signs: Limbal Melanoma/Melanocytoma
Dark mass along limbus Raised, protruding in/out cornea/bulbar conjunctiva Unilateral
30
Limbal Melanoma/Melanocytoma
31
Diagnosis: Limbal Melanoma/Melanocytoma
Clinical signs (diff limbal from uveal origin with US) Biopsy
32
Treatment: Limbal Melanoma/Melanocytoma
Excise with cryotherapy
33
Clinical Signs: Ciliary Body Adenoma/Adenocarcinoma
Mass growing from anterior uvea Pink, lobulated, visible in pupillary margin
34
Ciliary Body Adenoma/Adenocarcinoma
35
Diagnosis: Ciliary Body Adenoma/Adenocarcinoma
Clinical signs (intraocular mass, elevated IOP, uveitis)
36
Treatment: Ciliary Body Adenoma/Adenocarcinoma
Enucleate once uveitis or glaucoma develop Mass removal if client motivated and it is not too big
37
Clinical Signs: Canine Uveal Melanoma
Slow growing, unilateral Dark raised lesion on iris/ciliary body Diffuse or local/mass like Melanin in anterior chamber Secondary uveitis or glaucoma
38
Uveal Melanoma
39
Uveal Melanoma
40
Features: Feline Uveal Melanoma
Stars as small freckle Can metastasize Can grown fast Uveitis, secondary glaucoma More concerning with younger cats!!
41
Treatment: Feline Uveal Melanoma
Monitor or enucleate when progressive changes are seen (iris is abnormal, glaucoma or uveitis, rapid progression)
42
Feline Uveal Melanoma
43
Feline Uveal Melanoma
44
Feline Uveal Melanoma
45
Secondary uveal lymphoma
46
Clinical Signs: Choroidal Melanoma
Raised dark lesion on fundic Slowly progressive Leads to retinal detachment Associated with concurrent anterior uveal melanoma
47
Treatment: Choroidal Melanoma
Enucleation Systemic workup for metastasis (can metastasize!!)
48
Choroidal Melanoma

Small Animal Medicine (60 decks)

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