Random Flashcards

1
Q

Left pupil slightly dilated
Sluggish reaction of left pupil to light/accommodation
Absent ankle/knee reflexes

A

Holmes-Adie syndrome

unilateral in 80% of cases
dilated pupil
once the pupil has constricted it remains small for an abnormally long time
slowly reactive to accommodation but very poorly (if at all) to light

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2
Q

Dorzolamide MOA? Use?

A

Carbonic anhydrase inhibitor
Raised intra-ocular pressure in open angle glaucoma
Reduces aqueous production

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3
Q

Bilateral grittiness
Worse in mornings
Sticky eyelids

A

Belpharitis

Inflammation of eyelid margins

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4
Q

Bilateral grittiness
Worse at end of day
Pain

A

Dry eye syndrome

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5
Q

Red inflamed tender eye
Fever
Discharge
Proptosis

A

Cellulitis

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6
Q

Unilateral grittiness

A

Basal cell carcinoma

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7
Q
Itchy eyes
Watery eyes 
Rhinorrhoea
Sneezing
Itchy nose
A

Allergic rhinitis

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8
Q

Anterior vs posterior blepharitis?

A

Meibomian gland dysfunction (common, posterior blepharitis)

Seborrhoeic dermatitis/staphylococcal infection (less common, anterior blepharitis)

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9
Q

Function of Meibomian gland?

A

secrete oil on to the eye surface to prevent rapid evaporation of the tear film

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10
Q

Management of blepharitis

A

Softening of the lid margin using hot compresses twice a day
Mechanical removal of the debris from lid margins - cotton wool buds dipped in a mixture of cooled boiled water and baby shampoo is often used
Artificial tears may be given for symptom relief in people with dry eyes or an abnormal tear film

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11
Q

Burning sensation around right eye

Erythematous blistering rash in right trigeminal distribution

A

Herpes zoster ophthalmicus

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12
Q

Hutchinson’s sign

A

rash on tip or side of nose
Indicates nasociliary involvement of HZO
- strong risk factor for ocular involvement

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13
Q

Management of HZO

A

(Reactivation of varicella zoster in area of ophthalmic division of trigeminal)
ANTIVIRAL CORTICOSTEROIDS OPHTH REVIEW

Oral antiviral treatment for 7-10 days, ideally started within 72 hours. Topical antiviral treatment is not given in HZO
Oral corticosteroids may reduce the duration of pain but do not reduce the incidence of post-herpetic neuralgia
Ocular involvement requires urgent ophthalmology review

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14
Q

Complications of HZO

A

ocular: conjunctivitis, keratitis, episcleritis, anterior uveitis
ptosis
post-herpetic neuralgia

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15
Q

Risk factors for primary open angle glaucoma

A
Myopia
DM
HTN
FHx
Afro-C ethnicity Black
Steroids 
Genetics

(Hypermetropia for acute angle closure glaucoma)

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16
Q
Define:
Belpharitis
Stye
Chalazion
Entropion
Ectropion
A
Blepharitis: Inflammation of the eyelid margins typically leading to red eye
Stye: infection of glands of the eyelids
Chalazion: Meibomian cyst
Entropion: In-turning of the eyelids
Ectropion: out-turning of the eyelids