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Systemic Ocular Pathology and Pharmacology > Ocular Diseases : Neuro Ophthalmology > Flashcards

Ocular Diseases : Neuro Ophthalmology Flashcards

1
Q

What is the afferent pathway?

A

Eye to Brain

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2
Q

What is the efferent pathway?

A

Brain to Eyes

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3
Q

What is Relative Afferent Pupillary Defect?

RAPD

A

Pupils respond to differently to light shone in the eye

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4
Q

What are the causes?

Retinal

A

Retinal Detachment

Artery or Vein Occlusion

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5
Q

What are the causes?

Optic Nerve

A

Tumor

Asymmetric Glaucoma

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6
Q

What syndrome is presented with miosis, ptosis and anhidrosis?

A

Horner Syndrome

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7
Q

What syndrome is presented with constricted pupil, excessive sweating and droopy eyelid?

A

Horner Syndrome

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8
Q

What is Horner Syndrome caused by?

A 
Stroke 
Tumour
Goitre
Spinal Cord Injury 
MS
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9
Q

What disorder is the abnormal dilation of one pupil?

A

Adie’s Tonic Pupil

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10
Q

What is Adie’s Tonic Pupil caused by?

A

Idiopathic

Post Viral Infection

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11
Q

What are signs and sympotoms of Adie’s Tonic Pupil?

A

Larger and Sluggish pupil

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12
Q

What cranial nerve innervates

  • Superior Rectus
  • Inferior Rectus
  • Medial Rectus
  • Inferior Oblique
A

CN 3

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13
Q

What cranial nerve innervates :

- Superior Oblique

A

CN 4

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14
Q

What cranial nerve innervates :

- Lateral Rectus

A

CN 6

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15
Q

What cranial nerve palsy is poor abduction and esotropia?

A

CN 6

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16
Q

What is CN 6 palsy caused by?

A

Ischemia
Diabetes
Arteriosclerosis
Hypertension

17
Q

What cranial nerve palsy is weakness or paralysis of the SO muscle?
vertical or near vertical double vision?

A

CN 4

18
Q

What is CN 4 caused by?

A

Traumatic Injury

Aneurysm

19
Q

What cranial nerve palsy is when the eye is “down and out”, ptosis, and dilated pupil?

A

CN 3

20
Q

What is CN 3 caused by?

A 
Diabetes
Vascular disorders
Atherosclerosis 
MS 
Myasthenia Gravis
21
Q

What are the signs of Nystagmus?

A

Involuntary, rapid and repetitive movement of the eyes

22
Q

What are the causes of Nystagmus?

A

Congenital
Stroke
Head Injury
Drug / Alcohol Use

Systemic Ocular Pathology and Pharmacology (34 decks)

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