Gradual Loss of Vision in a quiet Eye Flashcards
CAUSES OF GRADUAL LOSS OF VISION
____________
____________
____________
____________ DISEASES
CATARACT
GLAUCOMA
MACULOPATHY
RETINAL DEGENERATIVE DISEASES
CATARACT DEFINITION:
__________ of the ___________
Opacity of the crystalline lens
Crystalline lens
_________ in nature
________________ capsules ((Cellular or Acellular?))
Lens ______, Anterior epithelial cells
__________ lens ______
Lens ________
Transparent
Avascular
Biconvex
Anterior and Posterior ; Acellular
Cortex; Concentric; fibres
Nucleus
Commonest cause of visual impairment and Blindness worldwide and Nigeria is???
Cataracts
________ being the commonest risk factor for cataracts
Aging
Blindness from Cataract is reversible after surgical intervention
T/F
T
AETIOLOGY OF CATARACT
CONGENITAL
Maternal __________
Maternal ____________
Maternal __________
Unguarded Prenatal Diagnostic tests
Birth _________
Neonatal ___________
Infection TORCHES Complex
Irradiation
drug ingestion
trauma; Hypoglycaemia
AETIOLOGY OF CATARACT
ACQUIRED
————
__________
__________ and __________
___________ Diseases:DM,
____________
Iatrogenic:Trabec,PKP
_________
Presenile
__________
Retinal Degenerative diseases
Excessive heat/Ionic Irradiation
Senility
Trauma
Infection and Inflammation
Metabolic
Toxic Drugs:Steroids
Irradiation
Hereditary
Clinical Features of cataracts
__________ deterioration of vision
________ vision
______________ in the eye
Gradual
Smoky
White Speck
Morphological Types of Cataract
List 3
Nuclear
Cortical
Posterior capsular
Treatment of cataracts
Medical/Conservative
_________ with _________ in Nuclear/Central
Refraction: __________ Correction
Dilatation; Mydriatics
Spectacle
Cataracts
SURGERY IS DEFINITIVE TREATMENT
Indications for Surgery
Anteriorly dislocated
Posterior Segment
Phacolytic/Phacogenic
Children
Surgical Treatment for cataract :
___________
______________
______________
Plain
___________ Cataract Surgery
____________ implant:Anterior/Posterior _________________
Intracapsular
Lensectomy
Extracapsular
Small incision
Intraocular lens
Phacoemulsification
Rehabilitation for cataract
_________ correction
_________ lens
_____________ implant
_________________
Spectacle
Contact
Intraocular lens
Epikeratophakia