Eyelid Disorders Flashcards
what is blepharitis
inflammation of the eyelid margins
what are the types of blepharitis and their pathologies
posterior - meibomian gland dysfunction
anterior - staphylococcal infection / seborrheic dermatitis
what condition is blepharitis associated with
acne rosacea
symptoms of blepharitis
bilateral painful / gritty eyes
red eyelid margins
sticky eyes
management of blepharitis
hot compress twice daily
cleaning of eyelid margins using cotton bud dipped in hot water + baby shampoo
lubricating eye drops
what is a stye
infection of the glands of the eyelid (usually staph aureus)
- glands of Zeis: sebaceous glands
- glands of Moll: sweat glands
symptoms of a stye
tender red lump along eyelid margin / inner eyelid
what is a chalazion
Meibomian cyst
- blockage + swelling of meibomian gland
symptoms of a chalazion
painless firm lump in the eyelid
management of a stye / chalazion
warm compress
analgesia for painfull stye
chloramphenicol drops if style associated with conjunctivitis
- majority self resolve
what is entropion
eyelids turn inwards with lashes against the eyeball
causes pain and can result in corneal damage + ulceration
management of entropion
taping eyelid down to prevent turning inwards + use of lubricating eye drops
definitive : surgical intervention
what is ectropion
eyelids turn outwards and inner aspect of eyelid becomes exposed
- eye ball not adequately lubricated + protected
management of ectropion
lubricating eye drops
surgery to correct defect in severe cases
features of orbital cellulitis that differentiate it from periorbital cellulitis
decreased visual acuity
pain on eye movements / reduced eye movements
RAPD
proptosis
