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Diseases-of-the-vision

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MEMBERS:






Asalde Farfan Milka.
Gutiérrez Guevara Luis.
López Sialer Viviana.
Mendoza Malca Araceli.
Saucedo Osores Jessenia.
Vega Reyes Keyko.
TEACHER:
 Mba. Lenny Osores.
Conjunctivitis:
• Definition:
Conjunctivitis is inflammation of
the conjunctiva, a transparent
membrane that covers part of
the eyeball and the inner
portion of the eyelids that,
when inflamed, give the eye a
reddish appearance.
Causes:




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Allergies.
Infection by bacteria.
Virus infections.
Mushrooms.
Use of contact lenses.
Symptoms:
•
•
•
•
•
Redness.
Itching.
Swelling of the eyelids.
Tearing.
Secretions.
Cataracts:
• Definition:
They constitute an important public health
problem when related to age. It consists
of an opacification of the lens, an inner
lens of the eye that serves to focus and
that is normally clear and transparent. It is
not about any disease but an ocular
aging.
It is not about any disease but an ocular
aging.
Causes:
 Diabetes.
 Inflammation of the eye
 Family history of cataracts.
 Exposure to radiation.
 Smoking
Double vision or multiple images.
Blurry vision.
Symptoms:
Altering when seeing colors.
Visual decrease .
Normal clear crystalline
Cloudy crystalline because of a cataract
Myopia
Myopia is a greek word meaning “close the eye”.
Anomaly or defect of the eye that produces a
blurred or unclear vision of distant objects; it is
due to an excessive curvature of the lens that
causes the images of the objects to form a little
before reaching the retina.
Etio-pathogenesis
Genetic factors
(play an
important role).
Degeration of
retine.
More growth
of the retina.
Degeneration
of the choroid.
Stretching of
the sclera.
Increase the
axial length.
Blurry vision when
looking at distant
objects.
Treatment
The need to
squint or partially
close the eyelids
to see clearly.
Difficulty seeing
while driving a
vehicle, especially
at night
(night myopia).
Headaches
caused by
eyestrain.
ASTIGMATISM
• DEFINITION:
It is an anomaly or defect in
the eye that consists of an
irregular curvature of the
cornea, which causes the
images to look somewhat
distorted and the outline of
things unclear.
SYMPTOMS
• Blurred or distorted vision.
• Eye fatigue or discomfort.
• Headaches.
• Difficulty with night vision.
Dry Eye
Definition:
The dry eye syndrome is a pathology that
occurs when the eyeball suffers from the
tear film, which is necessary to
moisturize the eyes and eliminate
particles that can be changed.
Symptoms :
.Heaviness in the eyelids.
.Red eyes.
.Burning sensation.
.Blurry visión.
.Itchy eyes.
Many
of
the
eye
diseases are of genetic
origin, others appear
over the years due to
poor hygiene and care
of our eyes.
VISIT THE
OPHTHAL
MOLOGIST
FREQUEN
TLY.
Mandatory
visit to detect
eye
problems.
AVOID SUN
EXPOSURE.
It is
advisable to
wear
sunglasses
that block the
sun's rays.
CORRECT
USE OF
NEW
TECHNOL
OGIES.
MAINTAIN A
GOOD
DIET.
USE
OCULAR
HYDRATION.
Keep
distance with
the screen,
rest every 15
minutes.
Eat
vegetables,
fruits with
vitamin C
and foods
rich in
vitamin A.
The use of
moisturizers
to prevent
dryness.
LINKOGRAPHY
• http://www.scielo.org.pe/scielo.php?script=sci_arttext&pid=S172859172010000300002
• http://scielo.sld.cu/scielo.php?script=sci_arttext&pid=S102930192009000300010
• https://cuidateplus.marca.com/enfermedades/oftalmologicas/cataratas.h
tml
• https://www.mayoclinic.org/diseasesconditions/nearsightedness/symptoms-causes/syc-20375556
• https://media.giphy.com/media/lRs1FxgA1OJEs/giphy.gif
• https://www.elnuevodiario.com.ni/infografia/4834/
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