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Flashcards in Intro to Ocular Disease Deck (32)
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1

_____ refers to the study of the symptoms or ch's of a disease

Pathognomy

2

_____ dots are pathognomonic for vernal conjunctivitis

Trantas

3

Lisch nodules are pathognomic for

neurofibromatosis

4

What are developmental abnormalities of the eyelid

1. telecanthus
2. epicanthal folds
3. epiblepharon
4. eublepharon
5. microblepharon
6. entropion

5

What are eyelid abnormalities

1. cyptothalmos
2. ablepharon
3. ankyloblepharon
4. coloboma

6

____ is failure of differentiation between lid and anterior eye structures

cyptopthalmos

7

____ is deficiency of anterior layers of eyelid

ablepharon

8

____ is partial or complete fusion of lid margins

ankyloblepharon

9

____ in the lower lid is associated with teacher collins.

Coloboma

10

What is BPES associated with

1. AD inheritance
2. shortened palpebral fissure
3. poor levator function
4. absent lid crease/epicanthal fold
5. ptosis
6. telecanthus
7. hypoplasia of nasal bridge
8. amblyopia in 50%

11

what are developmental abnormalities of the cornea

1. Anopthalmos
2. Nanophthalmos/microphthalmos
3. Microphthalmos (complex)
4. Microcornea
5. Megalocornea
6. Cornea plana
7. Sclerocornea

12

In ____ there is absence of the globe

anophthalmos

13

In _____ you have a small globe with normal structure

nanophthalmos

14

_____ complex is when you have nanopthalmos associated with another dysgenesis

microphthalmos

15

what refers to incomplete closure of embryonic fissure

coloboma

16

what are iris developmental abnormalities

1. coloboma
2. corectopia
3. aniridia

17

What are developmental craniofacial syndromes

1. treacher- collins
2. craniosynostosis
3. hallerman-streiff
4. fetal alcohol

18

Which syndromes fall under craniosynostosis

1. crouzon syndrome
2. apert syndrome
3. pfeiffer syndrome

19

What are characteristics of Crouzon syndrome

1. shortened forward development of cranium
2. midfacial hypoplasia
3. prominent jaw
4. hypertelorism
5. proptosis
6. optic atrophy
7. exposure keratitis

20

what are characteristics of fetal alcohol syndrome

1. short palpebral fissure
2. telecanthus
3. epicanthal folds
4. low nasal bridge
5. microphthalmos
6. strabismus
7. optic nerve anomaly
8. myopia
9. retardation
10. small birth weight

21

What are chromosomal aberrations

1. trisomy 21 - cataract, brush field spots, myopia, strabismus, keratoconus
2. trisomy 17-18 - cataract, ptosis, microphthalmos, cornea opacity, colobomas

22

What are diseases of metabolic disorders

1. alkaptonuria
2. cystinosis; llysosomal storage disorder resulting in deposits of cystine crystals
3. MPS
4. Sphingolipidoses
-Fabry disease
-Wilson disease

23

What do you see in fabry disease

white to golden corneal opacities (whorl pattern), posterior wedge shaped cataract, conjunctival corkscrew vessels and micro aneurysm

24

What do you see in Wildons disease

Defect in copper metaobolism deposit in DM peripherally with no clear interval to limbus.

25

what metabolic disorders deal with the lens

1. galactosemia (oil drop cataract)
2. fairy disease (posterior wedge cataract)
3. homocystinuria (ectopia lentis - inferior subluxation)

26

What genetic things deal with the lens

1. marfan syndrome- superior subluxation
2. weill marchesani syndrome- inferior subluxation
3. down syndrome - cataract + other
4. edwards syndrome (trisomy 18) - cataract + other

27

Argyrosis refers to ____ deposits. Chalcosis refers to ____ deposits. Siderosis refers to ____ deposits. Chrysiasis refers to _____ deposits.

silver; copper; iron; gold

28

which drug causes stellate sub capsular cataracts

chlorpromazine

29

which drug causes chalky white deposits where pith is absent

ciprofloxacin

30

What are blue sclera conditions

1. osteogenesis imperfecta (scleral thinning, megalocornea)
2. ehlers-danlos syndrome (type VI)
3. alkaptonuria- bluish grey/black discoloration of sclera