Unit 3: Ophthalmology Flashcards Preview

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Flashcards in Unit 3: Ophthalmology Deck (71)
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1

L1: Which pathologic process? Conjunctivitis with thick purulent yellow/white-yellow exudate, eyelids almost swollen shut

Bacterial conjunctivitis

2

L1: Which pathologic process? More common type of conjunctivitis, watery discharge

Viral conjunctivitis

3

L1: Which structure separates the eyelid from the orbit

Septum

4

L1: Which wall of the orbit is most susceptible to fracture?

Inferior

5

L1: Which wall of the orbit is thickest?

Lateral

6

L1: Which wall of the orbit is thinnest?

Medial

7

L2: Most common pathogens in bacterial conjunctivitis

Staph aureus, strep pneumoniae

8

L2: Name the physical examination finding: fluffy white areas that represent capillary ischemia and small superficial infarcts

Cotton wool spot

9

L2: Name the physical examination finding: lipid leaks from retinal vessels

hard exudate

10

L2: Name the physical examination finding: yellow subretinal deposits in the macula consisting of lipofuscin and cell waste

Drusen

11

L2: Which bones make up the orbital floor?

Zygomatic, maxillary, palatine

12

L2: Which bones make up the orbital lateral wall?

Zygomatic, sphenoid (greater wing)

13

L2: Which bones make up the orbital medial wall?

ethmoid, maxillary, lacrimal, sphenoid (lesser wing)

14

L2: Which bones make up the orbital roof?

Frontal, sphenoid (lesser wing)

15

L2: Which cranial nerves are the afferent input and efferent output in the oculocardiac reflex?

V1; X

16

L2: Which pathologic process? Abnormal shape of the cornea causing light to focus in front of or behind the retina

Astigmatism

17

L2: Which pathologic process? Acute onset pain, redness, swelling, decrease in vision, white infiltrate in cornea

Corneal ulcer

18

L2: Which pathologic process? Associated with extended wearing of contact lenses, risk increased by dry eye or facial nerve palsy

Corneal ulcer

19

L2: Which pathologic process? Bilateral optic disc swelling due to increased intracranial pressure, blurring of disc margin

Papilledema

20

L2: Which pathologic process? Caused by adenovirus, following URI

Viral conjunctivitis

21

L2: Which pathologic process? Cherry red spot

Central artery occlusion

22

L2: Which pathologic process? Dilated veins, extensive hemorrhage, often related to hypertension

Central Vein Occlusion

23

L2: Which pathologic process? Drusen, hyperpigmentation and atrophy of retinal pigment epithelium, geographic atrophy with large amounts of cell loss

Age-Related Macular Degeneration (AMD) - Non-exudative/Dry

24

L2: Which pathologic process? Fatigue, low-grade fever, forehead and upper eyelid rash, unilateral eye symptoms

Herpes Zoster Ophthalmicus

25

L2: Which pathologic process? Hypesthesia in cheek and upper lip following trauma

Inferior orbital fracture

26

L2: Which pathologic process? Increased cup/disc ratio

Glaucoma

27

L2: Which pathologic process? Infection of lacrimal sac due to nasolacrimal duct obstruction

Dacryocystitis

28

L2: Which pathologic process? Itching, eyelid swelling, redness, watery discharge

Allergic conjunctivitis

29

L2: Which pathologic process? Microaneurysms, flame hemorrhages, dot-blot hemorrhages, macular edema, hard exudates

Non-proliferative diabetic retinopathy

30

L2: Which pathologic process? Neovascularization in the optic disc and retina, complications: vitreous hemorrhage, tractional retinal detachment, neovascular glaucoma

Proliferative diabetic retinopathy