Patterns of visual field defects

1. Humphery perimetry
interpretation (part 2)
where is the lesion?
Samhaa Mohammed Abd Elmoneim
(FRCS Glasgow, Egyptian Fellowship, MSc.)
Zagazig Ophthalmic Hospital
(2022)
Samhaa Mohammed

2. Samhaa Mohammed

3. Samhaa Mohammed
https://neetpgquestionsdiscuss.quora.
com/VISUAL-FIELD-DEFECTS

4. Tips in perimetry (VF defect)
Central
scotoma
Enlarged
blind spot
Respect
horizontal
line
Respect
vertical
line
Superotemporal
not respect
vertical line
• Demyelinating
• Toxic,
nutritional
• LHON
• compressive
• Papillodema
• Congenital
anomalies
• Glaucoma
• AION
• Drusen
• BRVO,
BRAO
• Chiasm
& post
chiasm
lesion
• Tilted
disc
https://www.slideshare.net/samhaamoham
med/glaucoma-basic-principles-part-2
Samhaa Mohammed

5. Rt sup arcuate defect
• Glaucoma
• AION
• Drusen
• Inf BRAO, BRVO
Samhaa Mohammed

6. Bilateral inferior arcuate
defect, rt nasal step
• Glaucoma Samhaa Mohammed

7. Bilateral sup altitudinal defect
• Glaucoma
• AION
• Inf BRVO, BRAO
• Drusen Samhaa Mohammed

8. Bitemporal haeminopia
• Chiasmatic lesion Samhaa Mohammed

9. Bitemporal
haeminopia
(pituitary
adenoma)
After tumour
excision
Samhaa Mohammed
https://www.ncbi.nlm.nih.gov/pmc/artic
les/PMC6288018/#!po=54.2553

10. Bitemporal heminaopia
(chiasm lesion)
Samhaa Mohammed

11. Enlarged blind spot
• Papillodema
• congenital disc anomaly
Samhaa Mohammed

12. Lt homonymous haeminopia
Rt retrochiasm lesion
• Optic tract lesion
• Optic radiation lesion (pie in
the sky) … rt temporal lobe
lesion. Samhaa Mohammed

13. Lt homonymous haeminopia
Rt retrochiasm lesion
• Optic radiation lesion (pie in the
floor) … rt parietal lobe lesion.
Samhaa Mohammed

14. Rt inf altitudinal VF defect
• Glauucoma
• AION
• Drusen
• Sup BRVO, BRAO Samhaa Mohammed

15. Lt optic atrophy & Rt supero-
temporal hemifeild defect
• Lesion compress ant chiasm, lt
ON (pituitary tumour,
intracranial meningioma
junctional scotoma )
• Glaucoma (respect HL)
Samhaa Mohammed

16. Ccentral, centrocecal scotoma
• Demyelinating
• Glaucoma
• Toxic, nutritional ON
• Compressive Samhaa Mohammed

17. Rt homonymous haeminopia
• Lt retrochiasm lesion
• Optic tract lesion
• Optic radiation (pie in the sky)
temporal lobe lesion. Samhaa Mohammed

18. Lt absolute temporal defect
respect VL
• Chiasm, retrochiasm lesion
• Glaucoma ( respect HL)Samhaa Mohammed

19. Clover leaf pattern
• High False negative (hysterical,
malingering) Samhaa Mohammed

20. Temporal cresent (lt)
• Occipital lobe infarction (rt)
Samhaa Mohammed

21. Tips in perimetry (VF defect)
Central
scotoma
Enlarged
blind spot
Respect
horizontal
line
Respect
vertical
line
Superotemporal
not respect
vertical line
• Demyelinating
• Toxic,
nutritional
• LHON
• compressive
• Papillodema
• Congenital
anomalies
• Glaucoma
• AION
• Drusen
• BRVO,
BRAO
• Chiasm
& post
chiasm
lesion
• Tilted
disc
https://www.slideshare.net/samhaamoham
med/glaucoma-basic-principles-part-2
Samhaa Mohammed

22. Samhaa Mohammed

23. Samhaa Mohammed
-
/neuro
12
/
2018
ophthalmology.stanford.edu/
-
https://neuro
/
fields
-
visual
-
3
-
chapter
-
illustrated
-
ophthalmology

24. Glaucomatous changes in visual feild
• Central, paracentral defect
Samhaa Mohammed

25. Glaucomatous changes in visual feild
• Central, paracentral defect
• Nasal step
Samhaa Mohammed

26. Glaucomatous changes in visual feild
• Central, paracentral defect
• Nasal step
• Temporal wedge
Samhaa Mohammed

27. Glaucomatous changes in visual feild
• Central, paracentral defect
• Nasal step
• Temporal wedge
• Seidel scotoma,
arcuate, double arcuate
Samhaa Mohammed

28. Glaucomatous changes in visual feild
• Central, paracentral defect
• Nasal step
• Seidel scotoma
(extending from blind spot)
• Seildel scotoma,
arcuate, double arcuate
• Tunnel vision
Samhaa Mohammed

29. Glaucomatous changes in visual feild
Samhaa Mohammed

30. Glaucomatous changes in visual feild
Samhaa Mohammed

31. Glaucomatous changes in visual feild
Samhaa Mohammed

32. Glaucomatous changes in visual feild
Samhaa Mohammed

33. The only thing worse than being blind is
having sight but no vision. Helen Keller
Samhaa Mohammed

34. Thank you
Samhaa Mohammed