1.Name 10 structures of the orbital bone.
2- 4 histologies of a biopsy from eye lid lesion,
1st picture shows a histology of squamous cell carcinoma & 2nd is a
magnification of it
The last 2 are from different patient, one with oil red o stain, & the second
with GMS - Gomori methamine silver- stain which shows numerous black yeasts in
a pale green background.
3- A women with temporal arteritis biopsy, asking about 2 ocular
complications, 2 other investigations for diagnosis, & describe what you see
in three pictures
4- Magnifying lens diagram , what power give +4 magnification , 2 advantages &
2 disadvantages .
5- Compound microscope diagram, name 2 instruments use it, describe the image
formed by it, why porro prism is used, ..
6- Transpose Right +3.50/+1.50axis 80 ; Left -0.50/+1.50axis 100
Into negative cylindrical lens
In which axis the photoemulsification will be done, what is the problem of
prescribing this in a two year child& describe the steps.
7- Three photos for spherical , chromatic & coma, asking 3 question for each,
describe & what is the feature, how to avoid in the sph & chromatic, & mention
one pathology make the third (coma)
8- OCT picture elevated cystic lesion+ fundoscopy picture
What is the investigation?(OCT)
Describe the abnormality shown? & in which retinal layer?(cystic appearance/
outer plexiform layer)
Mention one possible diagnosis ?(cystoid macular oedema)
Mention other three conditions can be diagnosed with this investigation?
9- Two Pictures of CT Scan of the head with a lesion may be the left occipital
lobe, in one the image is brighter
Q: What is the investigation & what is the orientation of the image?
Describe the lesion? hypoattenuating defect in left occipital lobe, (2nd image
same lesion but is hyperattenuating)
Why the difference between the 2 images?
What abnormalities of the visual field you expect? 4 marks
What the vascular lesion you expect? ( posterior cerebral artery)
10- Biometry but I think they said keratometry of person will undergo cataract
surgery , just I remembered AL= 28.8
What is the cylinder of the right eye,
What is the myopia of the left eye &why
What you advice for this pt refractive state
Which is the steepest meridian
What formula you will use & why
11- Humphrey perimetry (The Esterman test-DVLA),
What is the investigation, & what is the programme used?
Which eye is ploted?
Is this patient passed the test & why?
Is this test is reliable &why?
12- you need to test a new instrument for measuring proptosis , to test
validity & precision, those prototypes 12, 13, 12, 15, 15, 16, 15
What is the statistical name of the prototype to mean it valid & precise?
Calculate the mean , median & mode?
To study this instrument describe the way to test the reliability & validity
of the prototype?
Which test you will use for each method you mentioned in the previous answer