Osler

Question 1

Rx for canaliculotis

Answer 1

Curratage of the canaliculus

Question 2

Ptosis ddx

Answer 2

Neurogenic
Aponuerotic
Cicatricial
Mechanical

Question 3

Ptosis repair

Answer 3

Levator advancement
Fasanella servat
Mullerectomy

Question 4

Canaliculitis risks

Answer 4

Pilocarpine
Ho punctal plugs
Previous radioactive iodine
Chemo agents

Question 5

Normal lf how many mm

Answer 5

12-15mm

Question 6

Normal mrd1

Answer 6

4 mm

Question 7

How to correct mild 2 mm ptosis

Answer 7

Mullerectomy

Question 8

How to correct moderate ptosis lf 4-8mm

Answer 8

Levator resection

Question 9

How to correct involutional/aponeurtic ptosis

Answer 9

Levator advancement

Question 10

What to do if lf

Answer 10

Sling

Question 11

Sebhorric keratosis how to treat

Answer 11

Cut it off

Question 12

Whats the important thing to do w thyroid

Answer 12

Stop smoking!!!!!

Question 13

Ss w hyphema what do u have to do?

Answer 13

Admit give oxygen and iv fluid

Question 14

What nerves do u worry about w a cn7 palsy?

Answer 14

6 or 8

Question 15

Tearing case w kid what not to forget

Answer 15

Congenital glaucoma

Question 16

Ptosis ddx

Answer 16

Pseudoptosis (dermatochalasis or brow ptosis)
Neurogenic
Involutional

Question 17

What visual field for ptosis?

Answer 17

Taped and untaped superior 64

Question 18

Bilateral ptosis what do younhave to consider?

Answer 18

That its brow ptosis- do brow lift prior to any bleph

Question 19

Retrobulbar heme ddx

Answer 19

Varix
Reyrobulbar heme (canthotony cantholysis)
Lymphangioma
Ccf

Question 20

Ectropion repair options

Answer 20

Ointments
Tape lids
Lateral tarsal strip
May need full thickness skin graft if too tight

Question 21

Kid w ptosis eating

Answer 21

Jaw winking

Question 22

Squamous cell more or less agressive than bcc?

Answer 22

More aggressive

Can met perineurally or hemeatogenouy

Question 23

How do you treat floppy eyelid syndrome?

Answer 23

Horizontal lid toghtening procedure
Tarsal wedge for the upper lid
Look for lash ptosis

Question 24

Risk factors for floppy eyelid

Answer 24

Obesity

Sleep apnea

Question 25

How to treat symblepharon?

Answer 25

Agg lubrication | Symbleph ring

Question 26

Red skin ddx?

Answer 26

Rosacea

Question 27

Doxy risks

Answer 27

Gi upset Sun sensitivities Tooth discoloration

Question 28

Eccymosis in a kid whats ddx?

Answer 28

Trauma abuse orbital fx | Neuroblastoma- bilateral racoon eyes in young kid

Question 29

How do you cut out lid melanoma?

Answer 29

Wide excision w 5 mm margins bc melanoma stain takes overnight to get path back Then you repair the defect the nexr day

Question 30

Where does upper eyelid drain | Lower eyelid drain?

Answer 30

Upper- pre auricular | Lower sub mandibular

Question 31

Ocp what to look for on biopsy?

Answer 31

Immunoflourescent stain of bm

Question 32

Squamous cell wu

Answer 32

Need sentinal node biopsy and met wu | Can spread perineural spread

Question 33

What type of bcc is likely to met to orbit?

Answer 33

Medial canthus

Question 34

Rx of entropion

Answer 34

``` Cl Lubricate Quicket suture Wedge resection and clsore Lat tarsal strip ```

Question 35

Why would postlasik have halos at night?

Answer 35

1) Ho high refractive pwr | 2) small ablation zone and when pupil dilates at night causes halos

Question 36

Whats the abby value?

Answer 36

Related to the preoperty of a lens. Used to classify glass by amount of chromatic abberation it produces. High abby value means less chromatic abberation

Question 37

Someone w induced astigmatism what can u check?

Answer 37

Topo- could be forme fruste kcn irreg astig | Fit w hcl or rgp

Question 38

What type of lens can u use if pt co colors or chorm abberation?

Answer 38

Doublet lens

Question 39

Myopic surprise sp ceiol ddx

Answer 39

Ovd in back of bag Iol forward Iol calc off Pco

Question 40

Favorable lenticular astigmatism what to do?

Answer 40

Scl or glasses bc hcl would unmask lenticular astig

Question 41

High plus lenses what type of scotoma might they have?

Answer 41

Roving ring scotoma or jack in the box phenomenon

Question 42

What does the snr mean?

Answer 42

Signal to noise ratio. | If low then a length could be off

Question 43

Optical principle of titmus testing

Answer 43

Polarization each eye in glasses is polarized 90 degrees away from each other forms 2 distinct images on retina this is how 3D movies work

Question 44

If has so in eye what type of iol to choose?

Answer 44

Not silicone Convex-plano iol A length could be falsely long could put in too weak power- gives hyperopic surprise Talk to retina if can do combined sor i

Question 45

Whats the best tint for sunrise sunset and whats best tint for midday?

Answer 45

Sunrise- brown | Midday- smoke gray

Question 46

Etdrs chart based on what principle?

Answer 46

Visual angle- 3 lines diff = doubling of acuity each line 0.1 log change Letters are sen serifed

Question 47

Whats an occupational bifocal?

Answer 47

Ex mechanic put bifocal portion on top