Disorders of Lid
Department of Ophthalmology
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1Learning Objectives
? At the end of this class the students shal be
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able to :
? Understand the structure and function of the
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eyelids? Recognize common diseases of the eyelids
? Comprehend the principles of managing eyelid
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diseases2
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The eyelids? Mobile structures
placed in front of
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eyeballs.
? Protect eyes
? Spread tear film
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? Help in tear drainage bylacrimal pump system
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Structure of eyelids
? The skin- elastic and
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thin? Subcutaneous areolar
tissue- very loose,
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does not contain any
fat.
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? Striated muscle layer-orbicularis oculi
-- orbital, palpebral
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and lacrimal portions.
? Sub muscular areolar
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tissue- containsnerves and vessels.
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Structure of eyelids
? Fibrous layer-
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central tarsal
plate and
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peripheralorbital septum
? Layer of non-
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striated muscle
fibres
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? Conjunctiva ?nonkeratinized
squamous
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epithelium
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Glands of eyelids? Meibomian
glands/Tarsal glands
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Modified sebaceous
glands(30 in no.)
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? Glands of Zeis -sebaceous glands
open into follicles of
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lashes
? Glands of Moll -
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modified sweat glands-open into
follicles/ducts of Zeiss
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? Accessory Lacrimal
glands
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? Krause? Wolfring
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Edema of lids? Inflammatory edema
Dermatitis, stye, insect bite
? Passive edema
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Renal disease, Cardiac failure,Cavernous sinus thrombosis
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INFLAMMATIONS OF THE EYELIDS? Blepharitis
Subacute or chronic lid margin inflammation
1. Anterior blepharitis.
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2. Posterior blepharitis.8
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INFLAMMATIONS OF THE EYELIDS
? Blepharitis
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9INFLAMMATIONS OF THE EYELIDS
1. Anterior blepharitis
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? Squamous/Seborrhoeic
White dandruff like scales on the lid margin among
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eyelashes? Ulcerative
Chronic staphylococcal infection- hard crusts and ulcers
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Treatment
Warm compresses
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Lid hygiene, cleaning with diluted baby shampooTopical : antibiotic, steroids, tear substitutes
Oral : Azithromycin 500 mg OD for 3 days.
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INFLAMMATIONS OF THE EYELIDS
? Posterior blepharitis
Meibomian seborrhoea
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MeibomianitisTreatment:
Warm compress, lid hygiene & massage.
Oral doxycycline/erythromycin for 6 wks.
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11INFLAMMATION OF GLANDS OF LIDS
? Hordeolum externum or
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stye
Suppurative inflammation
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of gland of Zeis.? Hordeolum internum
Suppurative inflammation
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of meibomian gland
? Chalazion/Tarsal or
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Meibomian cystChronic inflammatory
granuloma of meibomian
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gland.
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Incision and curettage of chalazion
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ANOMALIES IN POSITION OF
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LASHES AND LIDS? Blepharospasm
? Trichiasis
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? Entropion
? Ectropion
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? Symblepharon? Ankyloblepharon
? Blepharophimosis
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? Lagophthalmos
? Blepharoptosis
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14? Blepharospasm
Involuntary, sustained and forcible closure of
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lids.Essential blepharospasm-Rare, idiopathic.
Treatment: Botulinum toxin
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Facial denervation
Reflex blepharospasm- Vth nerve reflex
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Sensory stimulationTreatment: of causative disease(Eg. corneal ulcer)
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? Trichiasis
Misdirection of cilia, directed backwards to rub
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cornea.Causes:
Trachoma, blepharitis, scars, chemical burns,
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Steven-Johnson syndrome.
Treatment: Epilation
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ElectrolysisCryosurgery
Argon laser application
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ABNORMALITIES OF THE LASHES
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? Trichiasis
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? EntropionInward
rolling/inturning of
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lid margin.
?Involutional
?Cicatricial
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(trachoma, burns,
SJ syndrome)
?Spastic(lower lid)
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?Congenital18
? Involutional Entropion (age related)
v Horizontal lid laxity
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v Vertical lid instabilityv Over-riding of pretarsal plate
v Orbital septum laxity
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19Surgical procedures for entropion
? Transverse everting sutures (Quickert)
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? Transverse blepharotomy with evertingsutures- Weis procedure
? Jones procedure- tucking of inferior lid
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retractors (recurrences)
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Transverse everting sutures
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Weis procedure22
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Jones procedure23
? Cicatricial entropion
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Due to conjunctival scarringCauses:
Trachoma, chemical burns
Treatment : Tarsal fracture/ wedge resection
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Tarsal Fracture
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ECTROPION
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? Eversion of lid margins and lashes away fromthe globe.
?Acquired ? Involutional/senile-lower lid
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Cicatricial- burns and injuriesParalytic- 7th nerve paralysis
Mechanical-tumors/proptosis
?Congenital
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26ECTROPION
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27? Involutional Ectropion (Age Related)
? Horizontal lid laxity
? Medial canthal tendon laxity
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? Lateral canthal tendon laxity? Disinsertion of lower lid retractors
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? Treatment
? Wedge resection for horizontal lid laxity
? Diamond excision for medial ectropion
? Kuhnt-Szymanowski Procedure modified
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by Byron Smith for lateral ectropion29
Wedge resection for horizontal lid
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laxity
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Diamond excision for medial ectropion
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Modified Kuhnt-Szymanowski Procedurefor lateral ectropion
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? Cicatricial Ectropion
Due to burn, trauma, chronic inflammation of
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skin or surgical scarring.Treated with Z/ V-Y Plasty or skin grafts.
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V-Y Plasty
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? Paralytic Ectropion
Due to Facial nerve palsy
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Treated by:Tarsorrhaphy
Medial canthoplasty
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Lateral canthal sling
Upper lid lowering
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? Mechanical ectropion (tumours)- corrected bytreating the underlying cause.
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SYMBLEPHARON
? Adhesion of palpebral
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and bulbar conjunctiva? Causes:
Chemical injuries
Burns
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Trauma36
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ANKYLOBLEPHARON? Partial or complete
fusion of margins of
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upper and lower lids.
? Congenital or acquired
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37BLEPHAROPHIMOSIS SYNDROME
? Autosomal dominant
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? Blepharophimosis? Ptosis
? Epicanthus inversus
? Telecanthus
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38BLEPHAROPTOSIS
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? Abnormal drooping of the upper lid to a level thatcovers more than 2mm of the superior cornea.
1. Congenital
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SimpleComplicated
2. Acquired
Neurogenic- 3rd Nerve palsy, Horner's syndrome
Myogenic ? Myasthenia , Myotonic dystrophy
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Aponeurotic- Involutional, postoperativeMechanical- lid tumors
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BLEPHAROPTOSIS40
? MRD (margin reflex distance)
Normal 4mm ? 1mm
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Severity
? Mild ptosis- < 2mm
? Moderate - 3mm
? Severe ? 4mm
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? Levator Palpebrae Superioris (LPS) Action
Good > 8mm
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Fair 5-7Poor 4mm
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SURGICAL TREATMENT
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? Fasanella-Servat operation
LPS action good
Mild ptosis < 2mm
Horner's syndrome
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SURGICAL TREATMENT
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? LPS Resection (Conjunctival approach)LPS action fair
Any type of ptosis
Moderate congenital or acquired ptosis
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SURGICAL TREATMENT
? LPS Resection (Skin approach)
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? Most preferred surgery for ptosis correctionLPS action fair
Any type of ptosis
For larger resection in congenital or acquired
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ptosis.45
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SURGICAL TREATMENT
? LPS Resection with aponeurotic reinsertion
LPS action fair
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Any type of ptosisAcquired ptosis.
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SURGICAL TREATMENT? Frontalis Sling surgery (Brow suspension)
LPS action poor
Ptosis >2 mm
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Congenital ptosis47
NEOPLASMS OF LIDS
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? Benign lesions
? Xanthelasma
? Naevus or mole
? Haemangioma
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? Neurofibromatosis48
XANTHELASMA
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? Yellow plaques on eyelids? Lipid laden macrophages
in superficial dermis and
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subdermal tissue? May be associated with
diabetes mellitus and
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hypercholesterolemia
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? Malignant tumours?Basal cell carcinoma
?Squamous cell carcinoma
?Sebaceous gland carcinoma
?Malignant melanoma
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BASAL CELL CARCINOMA
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? Commonest malignant
lid tumour/Rodent ulcer
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? Noduloulcerative? Sclerosing
? Pigmented
? Treated by surgery
At least 3mm clear
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margins with lidreconstruction
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SQUAMOUS CELL CARCINOMA? More aggressive tumour
? Ulcerative or fungating
? Treated by surgery
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Surgical excision withwide margins with lid
reconstruction
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SEBACEOUS GLAND CARCINOMA
? Occurs more commonly
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on the upper lid
? Masquerades as benign
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lesions like chalazia53
MALIGNANT MELANOMA
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? Rare tumour
? Lentigo maligna
melanoma
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? Nodular melanoma
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Thank You
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