Eyelids (part 2) Flashcards
Diffuse Eyelid Disease. Abnormal Eyelid positions. tumors.
Diffuse eyelid disease:
1. allergic (4)
2. infections (2)
3. other (5)
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.
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
- painless swilling
- pitting
- bilateral.
- upper eyelid
- Starts at about puberty
- Resolves after few days.
write short note about blepharochalasis
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.
which antiviral effective for herpes?
acyclovir
what is the causes of ectropion and entropion?
both
1. Involutional/aging
2. Cicatricial/scaring
ectropion
1. Paralytic
2. Mechanical
what is the treatment of Involutional ectropion?
surgical correction
Is the cicatricial ectropion uni or bilateral?
According to the cause
1. Traumatic scarring (uni)
2. Severe dermatitis (bi)
Complications of paralytic ectropion:
- Exposure keratopathy
- Epiphora
Why epiphora happen in paralytic ectropion?
- Increase lacrimation due to corneal exposure
- Failure of lacrimal pump
Treatment of paralytic ectropion:
- Artificial tears.
- Botulinum injection into levator.
- Tasorrhaphy
Defin the ptosis
Abnormal dropping of upper eyelid
Classification of ptosis (4)
- Neurogenic
- Myogenic
- Aponerotic
- Mechanical
causes of neurogenic ptosis (4)
- Third nerve palsy.
- Third nerve misdirection.
- Horner syndrome.
- Marcus Gunn jaw-winking syndrome.
causes of myogenic ptosis (4)
- Myasthenia gravis.
- Myotonic dystrophy.
- Ocular myopathies.
- Simple congenital.
what is the causes of pseudo-ptosis (5)
- Lack of lid support
- Contralateral lid retraction
- Ipsilateral hypotropia
- Brow ptosis
- Dermatochalasis
what is the other name of third nerve misdirection?
Oculomotor Synkinesis
what is Oculomotor Synkinesis
abnormal movements of upper lid accompany eye movements.
regarding Oculomotor Synkinesis
1. it’s also called: ___
2. common/rare
3. uni/bi lateral
4. due to which nerve
5. also ___ involved
- also called third nerve misdirection.
- rare.
- unilateral.
- 3r nerve
- pupil may involved
regarding Horner syndrome
1. affect the pupil?
2. affect the iris?
3. cause elevation or depression of eyelids?
- cause miosis but normal pupil reaction.
- if congenital cause hypochromia.
- depression of upper and slight elevation of lower.
small swelling in the eyelid contain lipid, this probably called____
Chalazion
what is the definition of Chalazion
It’s a chronic sterile lipogranuloma , slowly enlarging and non-tender.
are there risk of malignancy in case of Chalazion?
yes, if recurrent
what is the treatment of Chalazion
- Hot compresses + antibiotics.
- Incision and curettage.
- intra-chalazion corticosteroid therapy.
small tender swilling on the eyelid, this probably called____
hordeola or stye
