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Opthalmology > Eye lid (part2) > Flashcards

Eye lid (part2) Flashcards

1
Q

Diffuse eyelid disease:
1. allergic (4)
2. infections (2)
3. other (5)

A

Allergic
1. Acute oedema
2. Contact dermatitis
3. topic dermatitis
4. Blepharochalasis
Infections
1. Herpes simplex
2. Herpes zoster ophthalmicus
Miscellaneous
1. Myxoedema.
2. Renal disease.
3. Congestive heart failure.
4. Obstruction of superior vena cava.
5. Fabry disease.

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2
Q

Regarding blepharochalasis
1. painfull or painless?
2. pitting or non?
3. uni or bilateral?
4. upper or lower eyelid?
5. affect which age?
6. management

A
  1. painless swilling
  2. pitting
  3. bilateral.
  4. upper eyelid
  5. Starts at about puberty
  6. Resolves after few days.
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3
Q

write short note about blepharochalasis

A

you should mention these points
1. painless swilling
2. pitting
3. bilateral.
4. upper eyelid
5. Starts at about puberty
6. Resolves after few days.

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4
Q

which antiviral effective for herpes?

A

acyclovir

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5
Q

what is the causes of ectropion and entropion?

A

both
1. Involutional/aging
2. Cicatricial/scaring
ectropion
1. Paralytic
2. Mechanical

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6
Q

what is the treatment of Involutional ectropion?

A

surgical correction

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7
Q

Is the cicatricial ectropion uni or bilateral?

A

According to the cause
1. Traumatic scarring (uni)
2. Severe dermatitis (bi)

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8
Q

Complications of paralytic ectropion:

A
  1. Exposure keratopathy
  2. Epiphora
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9
Q

Why epiphora happen in paralytic ectropion?

A
  1. Increase lacrimation due to corneal exposure
  2. Failure of lacrimal pump
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10
Q

Treatment of paralytic ectropion:

A
  1. Artificial tears.
  2. Botulinum injection into levator.
  3. Tasorrhaphy
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11
Q

Defin the ptosis

A

Abnormal dropping of upper eyelid

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12
Q

Classification of ptosis (4)

A
  1. Neurogenic
  2. Myogenic
  3. Aponerotic
  4. Mechanical
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13
Q

causes of neurogenic ptosis (4)

A
  1. Third nerve palsy.
  2. Third nerve misdirection.
  3. Horner syndrome.
  4. Marcus Gunn jaw-winking syndrome.
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14
Q

causes of myogenic ptosis (4)

A
  1. Myasthenia gravis.
  2. Myotonic dystrophy.
  3. Ocular myopathies.
  4. Simple congenital.
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15
Q

what is the causes of pseudo-ptosis (5)

A
  1. Lack of lid support
  2. Contralateral lid retraction
  3. Ipsilateral hypotropia
  4. Brow ptosis
  5. Dermatochalasis
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16
Q

what is the other name of third nerve misdirection?

A

Oculomotor Synkinesis

17
Q

what is Oculomotor Synkinesis

A

abnormal movements of upper lid accompany eye movements.

18
Q

regarding Oculomotor Synkinesis
1. it’s also called: ___
2. common/rare
3. uni/bi lateral
4. due to which nerve
5. also ___ involved

A
  1. also called third nerve misdirection.
  2. rare.
  3. unilateral.
  4. 3r nerve
  5. pupil may involved
19
Q

regarding Horner syndrome
1. affect the pupil?
2. affect the iris?
3. cause elevation or depression of eyelids?

A
  1. cause miosis but normal pupil reaction.
  2. if congenital cause hypochromia.
  3. depression of upper and slight elevation of lower.
20
Q

small swelling in the eyelid contain lipid, this probably called____

A

Chalazion

21
Q

what is the definition of Chalazion

A

It’s a chronic sterile lipogranuloma , slowly enlarging and non-tender.

22
Q

are there risk of malignancy in case of Chalazion?

A

yes, if recurrent

23
Q

what is the treatment of Chalazion

A
  1. Hot compresses + antibiotics.
  2. Incision and curettage.
  3. intra-chalazion corticosteroid therapy.
24
Q

small tender swilling on the eyelid, this probably called____

A

hordeola or stye

25
Q

what is the different between:
Chalazion
hordeola
stye

A

internal hordeola = acute chalazion
External hordeolum = stye

26
Q

what is the different between:
internal hordeola
External hordeolum

A

internal hordeola
Staph. abscess of meibomian glands.

External hordeolum
Staph. abscess of lash follicle and associated gland of Zeis or Moll.

27
Q

eyelid tumors:
3 benign
3 malignant

A

benign
1. Capillary haemangioma
2. Naevi
3. Port-wine stain

malignant
1. Basal cell carcinoma
2. Squamous cell carcinoma
3. Meibomian gland carcinoma

Opthalmology (20 decks)

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