ChatGPT Exam III: Occular Flashcards

(43 cards)

1
Q

What are the most common primary ophthalmic tumors in dogs and cats?

A

Orbital, eyelid, third eyelid, cornea, uveal, choroidal.

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2
Q

What are the signs of orbital neoplasia?

A

Exophthalmos, third eyelid elevation, strabismus, generally non-painful.

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3
Q

What are the common tumors found in dogs with orbital neoplasia?

A
  • Adenocarcinoma
  • Fibrosarcoma
  • Osteosarcoma
  • Meningioma
  • Lymphoma
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4
Q

What is the most common tumor in cats with orbital neoplasia?

A

Nasal carcinoma.

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5
Q

What diagnostic methods are used for orbital neoplasia?

A
  • Ocular ultrasound
  • CT/MRI
  • FNA/biopsy
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6
Q

What are the treatment options for orbital neoplasia?

A
  • Exenteration
  • Orbitotomy for small masses
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7
Q

What is the prognosis for orbital neoplasia?

A

Variable, depends on tumor type and invasion.

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8
Q

What is the most common eyelid neoplasia in dogs?

A

Meibomian gland adenoma (benign, papilloma-like).

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9
Q

What are the treatment options for eyelid neoplasia in dogs?

A
  • Cryotherapy
  • Wedge excision if large
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10
Q

What is the most common eyelid neoplasia in cats and horses?

A

Squamous Cell Carcinoma (SCC).

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11
Q

What are the risk factors for eyelid neoplasia in cats and horses?

A

UV exposure, lightly pigmented eyelids.

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12
Q

What is the treatment for eyelid neoplasia in cats and horses?

A
  • Surgical excision
  • Radiation
  • Topical chemotherapy (mitomycin C, 5-FU)
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13
Q

What are common tumors in third eyelid neoplasia?

A
  • SCC (especially bovine)
  • Hemangioma/hemangiosarcoma
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14
Q

What is the treatment for third eyelid neoplasia?

A
  • Local excision
  • Cryotherapy for hemangiosarcoma
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15
Q

What is the most common neoplasia found in the cornea?

A

Squamous Cell Carcinoma (SCC).

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16
Q

In which type of dogs and horses is corneal neoplasia commonly seen?

A

Brachycephalic dogs and UV-exposed horses.

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17
Q

What conditions are linked to corneal neoplasia?

A
  • Chronic keratitis
  • KCS
  • Immunosuppressive meds
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18
Q

What are the treatment options for corneal neoplasia?

A
  • Keratectomy
  • Cryotherapy
  • Radiation
19
Q

What types of tumors are classified as anterior uveal tumors in dogs?

A
  • Ciliary Body Adenoma/Adenocarcinoma
  • Melanoma
20
Q

What is the prognosis for ciliary body tumors in dogs?

A

Slow-growing, benign.

21
Q

What type of uveal tumor is common in cats?

A

Diffuse Uveal Melanoma.

22
Q

What is a significant characteristic of lymphoma in the anterior uveal tumors of cats?

A

Bilateral, often a sign of systemic lymphoma.

23
Q

What is the treatment for progressive anterior uveal tumors?

A

Enucleation if progressive or causing glaucoma.

24
Q

How aggressive is choroidal melanoma compared to anterior uveal melanoma?

A

More aggressive.

25
What signs are associated with choroidal melanoma?
Dark fundic lesion, retinal detachment.
26
What is the treatment for choroidal melanoma?
* Enucleation * Metastasis workup
27
What is the first-line treatment for simple corneal ulcers?
NeoPolyBac.
28
What is the diagnosis for Keratoconjunctivitis Sicca (KCS)?
Schirmer Tear Test (STT <10 mm/min).
29
What are the treatment options for KCS?
* Cyclosporine/Tacrolimus * Artificial tears
30
What are the signs of FHV keratoconjunctivitis?
Unilateral hyperemia, conjunctivitis, dendritic ulcers.
31
What is the treatment for FHV keratoconjunctivitis?
Cidofovir BID, oral famciclovir.
32
What is a characteristic of a melting ulcer?
Severe keratomalacia, corneal thinning.
33
What is the treatment for a melting ulcer?
Ofloxacin q2h, serum/acetylcysteine.
34
What are the treatments for diabetic cataracts?
* Diclofenac * Prednisolone acetate
35
What are the signs of primary glaucoma?
* Elevated IOP * Cloudy cornea * Mydriasis
36
What is the treatment for primary glaucoma?
Latanoprost q5 min x 1 hr, Dorzolamide-Timolol.
37
What are the signs of anterior uveitis?
* Miosis * Flare * Episcleral congestion
38
What is the treatment for anterior uveitis?
* Pred acetate * Atropine
39
What are the signs of hypertensive retinal detachment in cats?
Acute blindness, dilated pupils.
40
What is the treatment for hypertensive retinal detachment?
Amlodipine, check renal/thyroid.
41
What should you know about first-line treatments in ophthalmology?
Know first-line treatments and contraindications.
42
What are the emergency conditions in ophthalmology?
* Glaucoma * Melting ulcers * Retinal detachment
43
What is important to understand about species differences in ophthalmic diseases?
Understand species differences in ophthalmic diseases.