Objektivn

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Objektivn

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Title: Objektivn vy et ovac metody Subject: V uka o n propedeutiky Author: MUDr. Stodulka Pavel Keywords: autorefraktometr, autokeratorefraktometr ... – PowerPoint PPT presentation

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Title: Objektivn

1
MOTHODS OF OBJECTIVE EXAMINATION
Pavel Stodulka
2
1. REFRACTION

skiascopy
autorefractometer

2. REFRACTION AND CORNEAL CURVATURE

autokeratorefractometer

3. CORNEAL CURVATURE

corneal topography

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5
EYE

ANTERIOR SEGMENT
conjunctiva, cornea, anterior chamber,
pupil, lens
POSTERIOR SEGMENT
vitreous body, retina

6
FOCAL LIGHTING

overall state of the eye
cornea - smoothness, brightness, transparency
colour disparities are more apparent

7
BIOMICROSCOPY

slit lamp
magnification up to 40x

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BIOMICROSCOPY

cross-section through the eye media
transparency
thickness
affection in the corneal layers

10
Additonal devices of the slit lamp

blue cobalt filter
aplanative tonometer

11
BIOMICROSCOPY

without lens anterior segment
(conjuctiva, cornea, anterior camera, pupil,
lens)
with lens posterior segment
(vitrous body, retina)
use of investigative lens (contact or
contactless)

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13
OPHTALMOSCOPY
examination of the retina and vitreous body
14
OPHTALMOSCOPY

DIRECT
magnification 14x, adjustable dioptries of
the patient,
real (uninverted) image of the fundus
monocular
INDIRECT
magnification 3x, converging lens 20 to
30D
inverted image of the fundus
binocular

15
DIRECT OPHTALMOSCOPE
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17
INDIRECT OPHTALMOSCOPE
18
GONIOSCOPY
assessment of the iridocorneal angle
19
GONIOSCOPY
slit lamp Goldmanns lens
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22
MEASUREMENT of the INTRAOCULAR PRESSURE
TONOMETRY 21 torr
23
MEASUREMENT of the INTRAOCULAR PRESSURE