Podcast
Questions and Answers
Describe abnormality
Where is its anatomic location?
Clinical diagnosis?
Describe abnormality Where is its anatomic location? Clinical diagnosis?
Two, 0.25 ONH diameter hypopigmented foci with sharp borders Retinal pigmented epithelium (RPE) RPE coloboma
Adult horse
Abnormalities?
Adult horse Abnormalities?
None Normal subalbinotic fundus
Most likely etiologic diagnosis?
Three year old stallion, blind OU
Both fundi similar
Funduscopic
abnormalities?
Most likely etiologic diagnosis?
Most likely etiologic diagnosis? Three year old stallion, blind OU Both fundi similar Funduscopic abnormalities? Most likely etiologic diagnosis?
- Optic disc pallor
- Retinal vascular attenuation
- Pigment changes (hypopigmentation, hyperpigmented bars & foci) Traumatic optic neuropathy
Aged horse with normal vision
Most likely clinical diagnosis?
Aged horse with normal vision Most likely clinical diagnosis?
Adult horse with normal vision
Abnormalities?
Adult horse with normal vision Abnormalities?
Adult horse with absent vision
Abnormalities?
Most likely clinical diagnosis?
Adult horse with absent vision Abnormalities? Most likely clinical diagnosis?
Adult horse with normal vision
Abnormalities?
Most likely clinical diagnosis?
Differential considerations
Adult horse with normal vision Abnormalities? Most likely clinical diagnosis? Differential considerations
Abnormalities?
Impact on vision?
Most likely cause?
Abnormalities? Impact on vision? Most likely cause?
Abnormalities?
What would you see
histologically?
Abnormalities? What would you see histologically?
Funduscopic
and microscopic abnormalities? Most likely clinical diagnosis?
Funduscopic and microscopic abnormalities? Most likely clinical diagnosis?
Flashcards
RPE Coloboma Abnormality
RPE Coloboma Abnormality
Two, 0.25 ONH diameter hypopigmented foci with sharp borders.
Funduscopic Abnormalities in Blind Stallion
Funduscopic Abnormalities in Blind Stallion
Optic disc pallor, retinal vascular attenuation, and pigment changes (hypo- and hyperpigmentation).
Peripapillary Chorioretinal Scars
Peripapillary Chorioretinal Scars
Wing-shaped areas of decreased pigment nasal and temporal to the optic disc with multifocal pigment clumping or lesions.
Rhegmatogenous Retinal Detachment
Rhegmatogenous Retinal Detachment
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Chorioretinal Atrophy
Chorioretinal Atrophy
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Equine Motor Neuron Disease Fundus
Equine Motor Neuron Disease Fundus
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