Pre-Fitting
There are four components that we cover in the pre-fitting evaluation (Think SOAP)
What is subjective, objective, assessment, and plan?
HVID measures 10 mm. The diameter of a soft lens should be
What is 12 mm?
The follow up schedule for a new patient wearing daily wear contact lenses
What is 1 week, 1 month, 3 months, every 6 months?
The wearing schedule for a new GP wearer
What is 3 hours the first day, increasing 1 hour each day until a full days wear has been achieved?
The follow up schedule for a 1 year old pediatric patient
What is 1 week, 1 month, every 3 months until the eye is fully developed?
List 7 elements that we need to cover during the Subjective evaluation.
What is patient's name, date of birth, medical history, medications, ocular history, allergies, reasons for wanting contacts?
A tinting option that can change the color of the iris
What is opaque?
An acceptable amount of corneal change after an initial fitting is
What is 0.50D?
The first rigid material
What is PMMA?
What is 20/400?
The opening between the upper and lower lids is
What is palpebral fissure?
The four contact lens care systems for soft contact lenses
What is heat, chemical, hydrogen peroxide, UV-C?
Patient complains about sudden, sharp pain about insertion. A probable cause is
What is foreign body or damaged lens?
The first gasperm material
What is CAB?
Assessing visual acuity of a 3 year old pediatric patient can be accomplished using
What is Tumbling E, HOTV, or Picture Charts?
The measurement responsible for determining the diameter of a soft contact lens
What is HVID?
Calculate the power for a soft toric lens
OD: -4.00 -2.00 x 180
What is -3.75 -1.50 x 180?
Burning after several hours of wear of a soft lens wearer might be caused by
What is a tight lens or improper blinking?
The fitting philosophy that is best for WTR corneal astigmatism and the lids are positioned on the superior cornea.
What is corneal alignment or upper lid attachment?
Misalignment of the eyes is
What is strabismus?
A test used to assess tear production (with anesthesia)
What is Schirmer's 1?
Rx: -3.50 -1.00 x 180
Soft toric lens: -3.50 -1.00 x 170
The lens rotates 20 degrees to the right.
The compensated axis is
Foggy or smoky vision of a gasperm wearer might be caused by
What is a edema or dirty lens?
Determine the power and base curve:
Rx: -5.25 +1.00 x 180
Ks: 44.00 @ 180/43.25 @ 090
Lids position above the superior limbus
What is -4.50 and 43.75?
What is patch the stronger eye?