Eyelids and Adnexa Flashcards

1
Q

Hordeolum

A

infection of eyelid gland
localized swelling, redness, inflammation
painful and tender
acute

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2
Q

External Hordeolum

A

infection of eyelash follicle and it’s adjacent glands of Zeis and Moll

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3
Q

Internal Hordeolum

A

infection of meibomian gland

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4
Q

Treating Hordeolum

A

warm compress
antibiotics
pull lash inside if one present for better drainage
incision if bad enough

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5
Q

Most common cause of a hordeolum

A

Staph aureus

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6
Q

Increases chances for a hordeolum

A

chronic blepharitis, meibomian gland dysfunction, ocular rosacea

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7
Q

Chalazion

A

sebum from meibomian glands released into tarsus and adjacent tissues
noninfectious inflammatory reaction
granulomatous/ firm
slow growth

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8
Q

Treating Chalazion

A

warm compress
steroids
incision

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9
Q

Recurrent Chalazion

A

possible neoplastic lesion

should be biopsied

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10
Q

Poliosis

A

white eyelashes/ lack of pigmentation

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11
Q

Trichiasis

A

lashes scratching cornea

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12
Q

Madarosis

A

loss of lashes

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13
Q

Causes of Madarosis

A

chronic blepharitis

basal cell carcinoma

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14
Q

Causes of Poliosis

A

chronic blepharitis
drops
vitiligo

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15
Q

Causes of Acquired Trichiasis

A

inflammation
chlamydia
age changes
injury- chemical burns

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16
Q

Managing Trichiasis

A

epilation

fix lid- surgery

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17
Q

Epiblepharon

A

extra growth of skin
common in Asians
can cause trichiasis

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18
Q

Distichiasis

A

new growth of lashes from meibomian glands
congenital
acquired- metaplasia of meibomian glands

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19
Q

Treating Distichiasis

A

epilation

lasers

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20
Q

Trichomegaly

A

excessive growth of lashes

caused by drugs- prostaglandins

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21
Q

Blepharitis

A

inflammation of the eyelids

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22
Q

Anterior Blepharitis

A

affects the base of lashes
red, conj can be red as well
Staph or Seborrheic

23
Q

Staphylococcal Blepharitis

A

hard scales, crusts, collarettes

24
Q

Seborrheic Blepharitis

A

wet scales; greasy, sticky lashes

25
Posterior Blepharitis
affects meibomian glands | looks capped with frothy/ foamy tear film
26
Demodex
mites on lid that can cause both anterior and posterior blepharitis
27
Treating Demodex
Tea Tree Oil
28
Treating Blepharitis
``` lid scrubs warm compress expression antibiotic steroids ```
29
Pthirus Pubis
lice that can reside in lashes and brows
30
Diagnosing Pthirus Pubis
observation of either adults or egg cases
31
Treatment of Pthirus Pubis
removal of lice and eggs | ointments to smother and kill
32
Entropian
turning in of lid margin
33
Involutional Entropian
age related | causes pseudo-trichiasis
34
Cicatricial Entropian
scarring of palpebral conjuntiva pulls lid margin in
35
Cause of Cicatricial Entropian
``` autoimmune inflammatory infectious surgical traumatic prognosis better with trauma + surgical ```
36
Ectropian
lid margin turns out
37
Treating Entropian
surgery
38
Problems caused by ectropian
dry eye
39
Involutional Ectropian
age related | causes epiphora- watery eyes
40
Cicatricial Ectropian
scarring or contracting of skin from burns/ trauma
41
Paralytic Ectropian
caused by facial nerve palsy
42
Mechanical Ectropian
caused by tumors
43
Treating Ectropian
surgery
44
Muscles Responsible for Ptosis
levator palpebrae superiosis Muller's muscle frontalis muscle
45
Ptosis from Levator Palpebrae Superioris
controlled by CN3 main muscle of eyelid retraction biggest ptosis
46
Ptosis from Muller's Muscle
sympathetic innervation 1-2mm of elevation mild ptosis when fatigued or dysfunctional- Horner's
47
Ptosis from Frontalis Muscle
inn by CN7 | patients will lift brow to elevate eyelids
48
Neurogenic Ptosis
3rd nerve palsy, Horner's
49
Myogenic Ptosis
myopathy of levator muscle or impaired transmission at neuromuscular junction- myasthenia gravis
50
Aponeurotic Ptosis
often age related change
51
Mechanical Ptosis
caused by weight or scarring
52
Norms for Palpebral Fissure
7-12 mm upper lid 2mm above limbus lower lid 1 mm below limbus
53
Dermatochalasis
extra skin in elderly | gives appearance of ptosis
54
Management for Ptosis
surgery- limiting VF or cosmesis | treating systemic- MG