conjunctiva medical students

1. By/Mohamed El –Shafie
Lecturer in ophthalmology
KafrELShiekh University
01069201269
E-mail: Shaf3y_h@hotmail.com 1

2. 2

3. 3

4. (1)Limbus
(2)Bulbar
conjunctiva
(3)Fornix
(4)Palpebral
conjunctiva
(5)Punctum
(6)Lid margin

5. 6

6. 7

7. 8

8. 9

9. 11

10. 15

12. 20

13. 21

14. 25

15. Clinical Picture
- Profuse, purulent

16. 53

17. 54

18. Definition
Yellow nodule on nasal
conjunctiva
Incidence
Age: Old
PDF: Dust, wind & sun
Pathology
Hyaline degeneration with deposition
of elastic tissue

19. C/P
- Painless
- Yellowish
- Triangular nodule
- On nasal conjunctiva
Treatment
- Not indicated
- Surgical excision if causing
disfigurement

20. Definition
Triangular encroachment of
conjunctiva over the cornea
Incidence
Age: Old
PDF: Dust, wind & sun
Pathology
- Fibro-vascular proliferation
- At the level of Bowman membrane
- With overlying conjunctival epithelium

21. 60

22. 61

23. Symptoms
- Painless
- Disfigurement
- Visual impairement

24. Conjunctival
nevus
• Benign
• Painless
• Becomes deeper
pigmented during
puberty or
pregnancy
Miscellaneous

25. Sub-Conjunctival
Hemorrhage
• Spontaneous
• Valsalva
• Hypertension
• Trauma
• Bleeding
tendency
Miscellaneous

26. 70
• Bitot's spots may be caused by:
A- Vit B deficiency
B- Vit A deficiency
C- Trachoma
D- Vernal keratoconjunctivitis