Unit 6+ Some Of 7

Question 1

Types of Ophthalmic sealants or glue

Answer 1

ReSure
-Sealing incisions in cornea

Cyanoacrylate

Fibrin glue
-Absorbable, blood derived product, degrades into granulation tissue

Question 2

Amniotic membrane

Answer 2

A corneal bandage to heal or replace damaged eye tissue

Prokera corneal bandage

Question 3

Corticosteroid implants

Answer 3

-Surgically implanted
-Avoid unwanted side effects of other treatment types
-2.5 year release time
-Retisert (flucinolone)


Question 4

Oral antibiotics for MGD

Answer 4

-Tetracycline
-minocycline
-doxycycline

Question 5

Adverse effects of oral MGD antibiotics

Answer 5

-Photo sensitivity
-Contraindicated for pregnancy

Question 6

Antibiotics for Internal hordeolum

Answer 6

-keflex (cephalexin)

Question 7

Adverse effects of oral meds for internal hordeolum

Answer 7

-Diarrhea
-Vomiting
-Nausea

Question 8

hordeolum is caused by

Answer 8

Staphylococcal infection.
-most self-resolve in 1-2 weeks

Question 9

Herpes simplex virus and Varicella Zoster virus oral antivirals

Answer 9

-Zovirax
-valtrex
-famvir

Question 10

Hutchinson’s sign

Answer 10

Blisters on top of nose

Question 11

Two mechanisms of angle closure glaucoma

Answer 11

-Iris plateau
-Pupillary block

Question 12

Signs and symptoms of angle closure glaucoma

Answer 12

-Eye and head pain
-Reduced visual acuity
-Halo
-Red eye
-Nausea and vomiting
-Mid dilated pupil
-Elevated IOP
-Corneal edema

Question 13

Risk factors for angle closure glaucoma

Answer 13

-Hyperopia
-Female
-Asian
-Shallow or narrow anterior chamber
-Older age

Question 14

Treatment for angle closure glaucoma

Answer 14

Reduce intraocular pressure
-Glaucoma eyedrops
-Oral medication
-IV medication

Reduce inflammation
-Topical steroids

Surgery

Question 15

Different kinds of glaucoma eyedrops

Answer 15

-CAI
-Pilocarpine (Parasympathomimetic)
-Alpha agonist
-Beta blocker

Question 16

Tx with Oral and IV medication for angle closure

Answer 16

Reduce aqueous humour production
-CAI (acetozolamide, oral or IV)

Reduce vitreous volume
-Hyperosmotic agents (mannitol, IV)
-Glycerol (oral)

Question 17

Iridotomy versus iridectomy

Answer 17

Iridotomy= laser pokes hole in iris to let aqueous thru
Iridectomy= part of the iris is removed


Question 18

Characteristics of anterior uveitis

Answer 18

-Inflammation of iris and/or ciliary body
-White blood cells and/or protein in anterior chamber

Question 19

Causes of anterior uveitis : autoimmune

Answer 19

-Juvenile idiopathic arthritis
-Sarcoidosis
-Ankylosing spondylitis
-Sjögren’s syndrome

Question 20

Causes of anterior uveitis: infectious

Answer 20

-HSV
-VZV
-Tuberculosis

Question 21

Causes of anterior uveitis: malignancy

Answer 21

-Retinoblastoma
-Malignant melanoma
-Leukaemia

Question 22

Other causes of anterior uveitis

Answer 22

-idiopathic
-trauma

Question 23

Inflamed areas in intermediate posterior uveitis

Answer 23

-Vitreous
-Pars plana
-Peripheral retina

Question 24

Inflamed areas in posterior uveitis

Answer 24

-Retina
-Choroid
-Optic nerve

Question 25

Autoimmune causes of posterior uveitis

Answer 25

-Behçet’s disease
-Systemic lupus erythematosus (SLE)

Question 26

Infectious causes of posterior uveitis

Answer 26

-HSV
-VSV
-Tuberculosis
-Lyme disease
-Histoplasmosis
-Toxoplasmosis

Question 27

Difference between episcleritis and scleritis

Answer 27

Episcleritis: Superficial inflammation of the sclera
Scleritis: Deeper inflammation that’s a lot more painful

Question 28

Infectious causes of scleritis

Answer 28

Viral:
-HSV
-VZV

Bacterial:
-Tuberculosis
-Lyme disease
-Syphilis

Question 29

Autoimmune causes of scleritis

Answer 29

-Rheumatoid arthritis
-Lupus
-Ankylosing spondylitis
-Giant cell arteritis