Lids and Lashes (M1) Flashcards Preview

II. Anterior Segment Disease > Lids and Lashes (M1) > Flashcards

Flashcards in Lids and Lashes (M1) Deck (16)
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1

In straight ahead gaze, how much does the upper lid cover the upper limbus? 1. Lower lid covers lower limbus? 2

1. 2 mm
2. 1 mm

2

What is the distance from the center of the pupil to the the upper lid?

MRD (Margin-Reflex Distance)

3

What results in a pseudoptosis due to a small eye, causing lack of lid support?

phthisis bulbi

4

What is excessive and droopy eyebrow skin called?

dermatochalasis

5

What is it called when a patient looks down and then looks straight, causing a slight flutter?

Cogan twitch

6

What is trouble swallowing called?

dysphasia

7

What is trouble speaking called?

dysarthria

8

What are the two devices used to measure the extent of proptosis called?

1. Hertel Exophthalmometer
2. Luedde Exophthalmometer

9

What numerical conditions require suspicion when measuring proptosis?

1. Diff of > 2mm between OU
2. If either eye is > 20 mm

10

What is a translucent cyst on the anterior lid margin called?

Cyst of Moll

11

What is a translucent cyst that is not confined to the lid margin called?

Sweat Gland Hidrocystoma

12

What is an opaque cyst on the anterior lid margin called?

Cyst of Zeis

13

What is a cyst that contains cheesy contents and is frequently at the inner canthus?

Sebaceous cyst

14

What are dilated blood vessels on the surface of a lesion called?

telangiectasia

15

What is the sewing of lids together to temporarily protect the cornea

Tarsorrhaphy

16

How do you tell the difference between congenital and acquired ptosis?

In congenital, the eye comes up when looking down (lid lag in down gaze)