pre – operative evaluation & preparation sr. vimala aravind eye hospital, coimbatore
TRANSCRIPT
Pre – Operative Evaluation & Preparation
Sr. Vimala
Aravind Eye Hospital, Coimbatore
Why it is IMPORTANT ?
Eye surgeries are done under very strict
aseptic precaution.
Any compromise may cause sight
threatening disaster.
Hence Pre-operative evaluation &
preparation is very important in eye
surgeries.
Pre – Operative Evaluation
Visual acuity – distant and near
[ in all mature cataract – PL & PR ]
Retinoscopy
Slit lamp Examination
Dilated fundus Examination
Intraocular Pressure
Duct Not Free - Culture
Partially free, Free – No culture
Any pustules, Chalazion, Conjunctival
congestion, discharge, lid hygiene
If present, appropriate treatment, culture
and sensitivity
Pre operative medications
Antibiotic eye drops 1 hourly
Mydriatic eye drop
Tab Diazepam/Tab Alprax
If one eyed – all precautions to be taken
including culture and sensitivity
Other eye status – any active infections to
be ruled out
Cardio Vascular System
Respiratory System
DM
Diabetic foot ulcer
Skin infection, dental caries,
ear discharge
General examination
Conjunctiva Cornea :
opacity,degeneration,dystrophy,guttaeAC : depth / reactionIris : synechiae,coloboma,PXFPupil : Reaction
-if irregular, suspect posterior synechiae,poor dilatation - PXF
SLIT LAMP EXAMINATION
Lens : type of cataract,subluxation
Fundus : after full dilatation
to R/o Diabetic / HTN
Retinopathy / ARMD etc to explain
the visual prognosis.
Urine Investigation
Urine sugars
Blood investigation
Blood sugars – RBS
If diabetic
• Fasting
• Post Prandial
Blood pressure
Povidone iodine cleaning of the periorbital
area.
A – Scan biometry
SPECIAL TESTSB scan : Complicated / Traumatic / MC
Miopia,MC with RD in other eye
PR inaccurate
IOFB
TO EXPLAIN ABOUT VISUAL PROGNOSIS
Pre-op Preparation