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2005 Series -  March 22, 2005 Lecture 41 of 52  NEXT»

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This six-year-old boy presents with visual acuity of OD 20/20 and OS 20/200.  There is no shift on the alternate cover test.  When a four diopter prism is introduced base out in front of the right eye, both eyes move to the left.  When the same prism is introduced in front of the left eye there is no movement.  Examination of fixation with the visuscope reveals foveal fixation with the right eye, but in the left the patient fixates slightly nasal to the fovea.  Refraction is OD +.75 and OS +3.00 + 1.00 x 85.

1.  The diagnosis in this case is: 
 

a. retinal slip
b. anisometroopic amblyopia
c. anaphoria
d.  none of the above

2.  Initial treatment should be:  
 

a. full time patching of the right eye
b. six hour of patching of the right eye
c. atropine drops to the right eye three days a week with full correction of the right eye
d.  prescription of glasses as follows: OD plano and OS +2.00 + 1.00 x 85

3.  This is an example of a condition that has been called:
 
a. microtropia
b. monofixation
c. microtropia with identity
d.  all of the above

For answers to the above, click here on or after March 29, 2005.


Lecture 41 of 52 «Previous Lecture   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52    Next»
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