Presentation is loading. Please wait.

Presentation is loading. Please wait.

Ayesha S Abdullah 06.09.2013. CATARACT Vitamin A deficiency Corneal xerosis Bitot spot Normal.

Similar presentations


Presentation on theme: "Ayesha S Abdullah 06.09.2013. CATARACT Vitamin A deficiency Corneal xerosis Bitot spot Normal."— Presentation transcript:

1 Ayesha S Abdullah

2 CATARACT

3

4

5 Vitamin A deficiency Corneal xerosis Bitot spot Normal

6

7

8

9

10 What abnormality do you see?

11

12

13

14 Learning objectives By the end of the lecture the students would be able to Define the various disorders of malposition of the lids Classify ectropion, entropion & ptosis & correlate their clinical presentation with the underlying structural and functional disorder Identify the complications of ectropion, entropion & ptosis Outline the management of ectropion, entropion & ptosis

15 Disorders of malposition of the lids Ectropion Entropion Ptosis Lagophthalmos Trichiasis (disorder of eyelashes)

16 What are the factors responsible for the normal positioning of the eyelids ?

17

18 Tarsal plate Orbicularis oculi Lid retractors Medial and lateral canthal tendons

19

20

21

22

23 Clinical presentation Symptoms Watering Itching and burning Physical appearance specific to the disorder Signs Malposition of the lid margin Red eyes Keratinized conjunctiva Corneal signs; punctate staining Snap test for lid laxity

24 Ectropion Definition Outward rolling of the lid margin is called ectropion Types Congenital Acquired Involutional Cicatrical Paralytic Mechanical

25 INVOL. CICATRICAL PARALYTIC MECHANICAL

26 Ectropion Complications Conjunctival Corneal

27

28 Ectropion Management Medical Lubricants; artificial tears and lubricating ointments A protective eye shield worn at night to prevent drying Temporary taping of the lid Surgical

29 Entropion Definition Inward rolling of the eyelid margin What is inward turning of the eyelashes called? Types Congenital Acquired Involutional Cicatrical Spastic

30 Complications Conjunctival Corneal Management Medical Lubricants; artificial tears and lubricating ointments A protective eye shield worn at night to prevent drying Surgical

31

32 Ptosis Definition Drooping of the upper eyelid Types: Congenital Acquired Neurogenic Myogenic Aponeurorotic Mechanical No MAM No MAM

33 Ptosis Clinical evaluation Amount of ptosis Function of Levator Palpebrae Superioris Bell’s phenomenon

34 Complications Amblyopia in children Treatment Surgical

35 Diagnosis Complication ?

36 Photo Quiz

37

38

39 Jaw Winking

40

41


Download ppt "Ayesha S Abdullah 06.09.2013. CATARACT Vitamin A deficiency Corneal xerosis Bitot spot Normal."

Similar presentations


Ads by Google