Glaucoma (1ry open) Flashcards

1
Q

Another name

A

Chronic simple glaucoma

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2
Q

Risk factors

A

Age above 45
Family hx
Race ( more common, earlier onset and more severe in black)
Inheritance(AD)
High myopia
ocular HTN
DM
Retinal disease
Steroid(Topical)

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3
Q

Symptoms

A

Asymptomatic
The silent thief of vision

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4
Q

Signs:

A

Triad of glaucoma:
High IOP
Glaucomatous cupping
Fielf defect

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5
Q

How to diagnose (simply)

A

Measure IOP
Gonioscopy to see the angle
Ophthalmoscopy (cupping)
Measure visual field (to evaluate the progression)

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6
Q

Early changes in optic disc

A

Large Cup/Disc ratio (0.4) (normal=0.3)
Vertical elongation of optic cup
Splinter hemorrhage

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7
Q

Late change in optic disc

A

Large C/D ratio (more than 0.7)
Has over-hanging(undermind) edge
The vessels appear as interrupted
Nasal shift of vessels

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