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Ophthalmology Rotation > Uvea > Flashcards

Uvea Flashcards

1
Q

Uvea Terminology

A
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2
Q

Heterochromia Iridis (or Iridum)

A
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3
Q

Iris Coloboma

A
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4
Q

Persistent Pupillary Membranes (PPMs)

A

• PPMs
– Iris-to-iris*
– Iris-to-cornea
– Iris-to-lens
• Cause corneal or lenticular opacity where contact occurs (NOT desirable)

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5
Q

Iris Atrophy

A
  • Progressive thinning of the iris
  • Scalloped pupil, transillumination defects due to stromal thinning, full-thickness holes
  • Common finding in old dogs
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6
Q

Uveal Cysts

A
  • Iris or ciliary body cysts
  • Benign, usually an incidental finding
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7
Q

Inflammation of the Uvea =

A

Uveitis

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8
Q

uvea (meekins)

Uveitis terminology
• Anterior uveitis
• Posterior uveitis
• Panuveitis
• Endophthalmitis
• Panophthalmitis

A
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9
Q

Uveitis Causes

A
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10
Q

uvea (meekins)

Anterior Uveal Tract

A
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11
Q

uvea (meekins)

Signs of Anterior Uveitis

A
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12
Q

uvea (meekins)

Posterior Uveal Tract

A
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13
Q

uvea (meekins)

Signs of ACTIVE Posterior Uveitis

A
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14
Q

uvea (meekins)

Signs of INACTIVE Posterior Uveitis

A
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15
Q

Causes of Uveitis:
There are MANY!
Most common?

A

IDIOPATHIC

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16
Q

uvea (meekins)

  • *Causes of uveitis:**
  • *ocular manifestations of systemic dz**
A
17
Q

uvea (meekins)

  • *Causes of uveitis:**
  • *primary ocular**
A
18
Q

Uveitis Workup

A
19
Q

uvea (meekins)

Treatment of Uveitis (general)

A
  • Treat cause if known (Specific)
  • In most cases the cause is not known…. (Symptommatic)

Goals of therapy

  1. Decrease inflammation
  2. Relieve pain
  3. Prevent complications of uveitis
20
Q

uvea (meekins)

Anti-inflammatory Therapy

A
21
Q

uvea (meekins)

Treatment of Uveitis

  • systemic immunosuppresives
  • antimicrobials
A
22
Q

uvea (meekins)

  • *Treatment of Uveitis**
  • *• Mydriatic/cycloplegic**
A
23
Q

Sequelae of Uveitis

A
24
Q

Uveal Neoplasia

A
25
Q

Treatment of Uveal Tumors

A
  • Thorough physical examination
  • Thoracic radiographs and abdominal radiographs/ultrasound
    – Especially in cats with FDIM
  • Local treatment
    – Excision or laser (focal lesions)
  • Enucleation & histopathology
    – Extensive primary tumors
    – Inflamed or glaucomatous eyes
  • Chemotherapy
    – Ocular metastasis from distant site
26
Q

uvea (meekins)

Summary
• Common clinical signs of anterior uveitis:
• Inactive posterior uveitis =
• Most common diagnosis =
• Treatment goals for uveitis include…

A
  • Common clinical signs of anterior uveitis:
    – Aqueous flare, miosis, hypotony
  • Inactive posterior uveitis = chorioretinal scars (tapetal hyperreflectivity)
  • There are many possible causes of uveitis in small animals
    – Most common diagnosis = idiopathic
  • Treatment goals for uveitis include decreasing inflammation, relieving pain, and preventing complications/sequelae

Ophthalmology Rotation (20 decks)

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