Part 2

Transcription

Part 2
Flame Shape Hemorrhage
Normal Nerve Fiber Layer
Drance Hem
Wedge Shaped Nerve Fiber Layer
Defect
Visual Fields in Glaucoma
Confirms glaucoma
Severity of glaucoma: early, mild,
moderate & severe
Prognosis
Effectiveness of treatment
Rules out other causes that can mimic
glaucoma
Progression of Open-Angle Glaucoma
Symptoms as Seen Through the Eyes of
the Patient
Visual Field Defects
•
Early Symptoms
Intermediate Symptoms
Advanced Symptoms
During
This
Early
As
the
issymptoms
disease
an
theexample
advanced
progresses,
may
of include
stages
normal
the
of
avision.
gradual
center
glaucoma,
Itofand
isvision
also
only
often
an
a
may
small
example
stillcentral
be of
how someone
imperceptable
clear;
area
ofhowever,
vision remains.
sees
failing
peripheral
during
of If
peripheral
the
the
vision
entire
beginning
begins
(side)
opticto
stages
vision.
nerve
fail. of
is destroyed,
open-angle
glaucoma.
then
total blindness
Because will
there
result.
are no symptoms initially, regular
eye examinations are very important.
•
•
•
Early/Mild: Nasal step or depression,
isolated paracentral scotomas,
scotomas, or
diffuse depression
Moderate: Arcuate Bjerrum scotoma in
one hemifield
Severe: Complete arcuate scotoma in
both hemifields or hemifield altitudinal
Far Advanced: Small central and/or
temporal island of vision remaining
1
Worsening of Visual Fields
New defects
Enlarging of original defect
Deepening of original defect
2
The Secondary
Glaucomas
Pigmentary Dispersion Syndrome (PDS)
Exfoliation Syndrome (XFS)
Uveitic
Steroid Induced
Neovascular
Trauma: Hyphema/Angle
Hyphema/Angle Recession
Pigmentary Glaucoma
4+ pigment in TM
Schwalbe’s line
Ciliary Body
XFS
3
XFS
Angle Closure Glaucoma
Primary & Secondary ACG with
pupillary block
Primary & Secondary ACG without
pupillary block
4
5

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