Macular Degeneration Flashcards

1
Q

What is macular degeneration?

A

Degeneration of the central retina

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2
Q

What are the types of macular degermation?

A

Dry

Wet

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3
Q

What is dry macular degeneration?

A

Atrophy of the neuroretina

Cells of the macula break down resulting in drusen formation

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4
Q

What are drusen?

A

Yellow lipid deposits

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5
Q

What is wet macular degeneration?

A

Drusen lifts the retinal pigment epithelium from blood supply

Growth of new blood vessels from the choroid -> irreversible loss of central vision

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6
Q

What are the risk factors for macular degermation?

A

Increasing age
FHx
Smoking
HTN

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7
Q

What are the features of macular degeneration?

A

Loss of central vision

Reduction in visual acuity

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8
Q

What are the signs of dry macular degeneration?

A

Drusen deposits

Atrophy

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9
Q

What are the signs of wet macular degeneration?

A

Drusen depostis
Macular oedema
Retinal haemorrhage

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10
Q

How is dry macular degeneration managed?

A

AREDs food supplement

  • zinc
  • vits ACE
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11
Q

How is wet macular degeneration managed?

A

anti - VEGF

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