perimetry exam

7/31/2019 Perimetry Exam

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Name: ________________________________________________ Date: ______________Score: ______

INSTRUCTIONS: ENCIRCLE the letter of the correct answer.

1. Perimetry is fundamental in diagnosing and managing what disease/s?a. Neurological diseaseb. Glaucomac. Retinal diseased. A and B onlye. All of the above

2. Which of the following is not true regarding glaucomatous visual field loss.a. Early field defects manifests as decreased sensitivity in small regions of the eye.b. In order to diagnose glaucoma, sensitivity differences across the horizontal meridian,

especially in the nasal hemifield, are often used clinically.

c. It usually occurs first in the areas of the upper and lower hemifields.d. It is considered the hallmark of glaucomatous visual field loss if there is significant

decreased sensitivity at a single test.

e. None of the above.3. Which of the following statements best describes threshold and suprathreshold testing?

a. Threshold testing is used for visual function while suprathreshold testing is used forvisual sensitivity.

b. Threshold testing is used for visual sensitivity while suprathreshold testing is used forvisual function.

c. Both are used for visual function and sensitivity.d. None of the above.

4.

Which of the following items below can peripheral testing be useful?a. Driversb. Insurance purposesc. Readingd. A and B onlye. All of the above

5. What does a p


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6. Which of the following data on STATPAC Single field analysis is essential for diagnosis?a. Numerical Printoutsb. Glaucoma Hemifield Testc. Pattern Standard Deviationd. Grayscale Printoutse. None of the above

7. Which of the following is wrong regarding the peripheral vision.a. Peripheral 30 degrees superiorlyb. Peripheral >60 degrees temporallyc. Peripheral 40 degrees inferiorlyd. Peripheral 20 degrees nasally

8. A generally depressed field without localized loss is most commonly caused by what?a. Media opacitiesb. A


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13. In which of the following conditions does the Goldmann test spot size V is/are used?a. Advanced field lossb. SWAPc. Media opacitiesd. A and B onlye. All of the above

14.Which is true regarding temporal summation?a. As the duration of the stimulus increases, there is an increased permeability of cells to

sodium, and the sensed stimuli will algebraically summate.

b. As the duration of the stimulus increases, there is an increased number of cells that arestimulated in order to make the stimuli visible.

c. It is essential to achieve temporal summation in perimetry, because it tests the visualfunction outside fovea.

d. It happens with a duration of 200 milliseconds.15. In perimetry, what kind of cells does it test?

a. Ganglion cellsb. Mostly rodsc. Mostly conesd. A and B are correcte. A and C are correctf. All of the above

16.What technique is being used in order to verify the correctness of the gaze of the patient beingtested?

a. Humphrey perimeterb. Blind spot monitorc. Heijl-Krakau perimeterd. Heijl-Bengtsson monitor

17.What type of test pattern is used in this patient?

a. 30-2b. 24-2c. 10-2d. 54-2


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18.A.J., a 60-year old male complained of partial loss of vision. HPI: pain in movement of the eye.Family Hx: (+) Multiple Sclerosis in relatives. What test should be ordered considering having

perimetry?

a. 30-2b. 24-2c. 10-2d. 64-2

19.Goldmann size III is used as the standard in computerized static perimetry. Which of thefollowing is true regarding this?

a. Blue-yellow color, size 0.43 degrees diameter stimulusb. Blue-yellow color, size 0.56 degrees diameter stimulusc. White color, size 0.56 degrees diameter stimulusd. White color, size 0.43 degrees diameter stimulus

20.What test pattern is being used if the macular area is the only area of interest?a. SITA Fast 10-2b. SITA Standard 10-2c. SITA Fast 30-2d. A and B are correcte. No test can just only focus on the macula area only, so any of the test will do.

21.Which of the following is not true regarding the 10-2 test pattern?a. It consists of 68 test pointsb. The different test points have a spatial resolution of 2 degreesc. It can be used in late stages of glaucomad. Noneof the above

22. SWAP is short-wavelength automated perimetry. It is so-called because:a. It uses blue-yellow light, with yellow light having a shorter wavelength than blue.b. In the test, blue has shorter wavelength than yellow.c. Both have shorter wavelengths, like the white-on-white perimetryd. When blue stimuli is presented in a yellow background, it produces a low-wavelength

stimulus that is perceived by the eye.

23. In SWAP, what kind of cells does it test?a. 280 nm conesb. L conesc. M conesd. S cones

24.Which of the following conditions below is not beneficial if you used SWAP?a. Diabetic retinopathyb. Early diagnosis of glaucomac. Monitoring of glaucomad. Neuro-opthalmic disease


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25.Which of the following is not true regarding the test for blepharoplasty?a. It uses a stronger stimuli than the conventional perimetryb. It uses Goldmann III 4e, whitec. This test is a single-level, threshold testing moded. In Humphrey, it uses 10 dB white, size III stimulus

26.Esterman Test is used to test what?a. Drivingb. Disabilityc. Chloroquine-induced maculopathiesd. All of the above

27.Which is not true regarding Estermann test?a. It is a test for functional scoring of central visionb. It divides te visual fields unequally and on the basis of functional importancec. More points are tested in the central field than peripherallyd. Test results are on the basis of percentage of points seen, in contrast to the standard

perimetry

28.A tool that analyzes the patients visual field result if it is within normal range.a. Humphrey perimetryb. SWAPc. Heijl-Bengtsson monitord. STATPAC

29.Which of the following format is not included in a standard suprathreshold test results?a. SFAb. Overviewc. Charge Analysisd. All of the Above

30.Which of the following formats is not used in SWAP test?a. SFAb. Overviewc. Change Analysisd. A and B onlye. All of the Above

31.Which of the following is not true regarding Single Field Analysis?a. Most useful and important printoutb. It only presents age-corrected normative datac. Highlights any sensitivity values or patterns that deviate significantly from normald. It is used by Humphrey perimeter


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For numbers 32-36, please refer to the picture below:

Left Eye

32.What do you call to the item pointed by the black arrow above?a. Total Deviation Probability Plotb. Total Deviation Decibel Plotc. Pattern Deviation Probability Plotd. Pattern Deviation Decibel Plot

33.What could be the most likely diagnosis?a. Advanced Glaucomab. Cataractc. Neurological diseased. Retinal Disease


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34.Which of the following is true regarding the GHT of the SFA above?a. There is p


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40.What is the most likely diagnosis by the grayscale shown below?

a. Bjerrum scotomab. Paracentral scotomac. Nasal stepsd. Contractions of the nasal field

41.Which of the following is not true regarding the picture below?

a. The point of fixation has virtually no rodsb. The point of fixation has a high density of conesc. The area point by the arrow is 10 degrees temporal from the point of fixationd. The area pointed by the arrow has zero sensitivity


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42.What is the most likely diagnosis in the picture below?

a. Early glaucomatous vision field lossb. Early Retinal diseasec. Early Cataractd. Normal blindspot

43.What is the relationship of the macula in relation/ with respect to the optic disc?a. Lateralb. Medialc. Superiord. Inferior

44.What is the feared adverse effect of chloroquine in the eyes?a. Retinopathyb. Maculopathyc. Optha-neuropathyd. None of the above

45.Which of the following tests below is not included in the routine monitoring ofhydroxychloroquine-associated adverse effect in some countries?

a. Perimetryb. Amsler testc. Corneal examd. Snellen test

46.What reliability parameter is mostly altered in a trigger-happy patient?a. FPb. FNc. FLd. None of the above

47.Which of the following binocular visual fields is not acceptable for driving?a. 50 degrees to the right and left of fixationb. 60 degrees to the right and left of fixationc. 47 degrees to the right and left of fixationd. 90 degrees to the right and left of fixation


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51.Which of the following is not true regarding retinal disease?a. All retinal diseases have a common field defectb. Retinochoroiditis may be similar to glaucoma in terms of defect pattern in perimetryc. Retinal detachments and retinoschises usually cause central field defectsd. A complication of diabetes mellitus in the eye may cause a mottled appearance in

perimetry

52.What reliability parameter is mostly altered in the picture below?

a.

FPb. FNc. FLd. None of the above

53. In the picture in #52, what kind of patient below would most likely have this erroneous result?a. A 52-yr old woman who has been told that she has stage III pituitary adenocarcinomab. A 70-yr old male who has glaucoma and is frequently undergoing perimetry testc. A 20-yr old female who has retinal disease, and is very eager to be curedd. A 3-yr old boy who had congenital glaucoma with ADHD

54. In the picture below, where could be the lesion located?

a. Left optic nerveb. Right optic nervec. Left optic tractd. Right optic tract


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For numbers 55-57, refer to the picture below for the choices:

55. Inferior Nasal Step56.

Biarcuate scotoma

57.Enlarged blind spot58.Where is the lesion in the patient with perimetry results below?

a. Right occipital lobeb. Left occipital lobec. Right parietal lobed. Left optic tract

59.What could be the problem with this patient with a perimetry result of the right eye below?

a. Occlusion of a branch of central retinal arteryb. AION


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c. Neurological diseasesd. A and B onlye. All of the above

60. In the picture above, what could be the perimetry result of the other eye?a. The same as the pictureb. Totally blindc. Blind superiorlyd. Normal

61.Which of the following is not true regarding the bowl of the Humphrey field analyzer?a. The distance from the eye to the bowl is the same as the Goldmann perimeterb. Its surface is textured to provide an almost perfectly matte finish known as a Lambertian

surface.

c. It is patented, spherical or bullet-shaped, surfaced. It is where stimuli are projected

62.What is the distance from the eye to the center of the bowl?a. 30 cmb. 37 cmc. 24 cmd. None of the above

63. In Humphrey perimeter, how long does the shutter remain open?a. 250 msb. 300 msc. 350 msd. None of the above

64.How many are Bjerrum areas in an eye?a. 1 onlyb. 5c. 2d. 10

65.Which of the following items below does a Humphrey perimeter cant perform? a. Using a size V stimulusb. Kinetic testingc. SWAPd. None of the above


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For numbers 66 to 68, refer to the picture below:

66.Which of the following is true regarding the fibers that cross the optic chiasm?a. The nasal fibers of OD and the temporal fibers of OSb. The temporal fibers of OD and the nasal fibers of ODc. Only the nasal fibers of OD and OSd. Some of the nasal fibers of OD and OS, and some of the temporal fibers of OD and OS

67.Which of the following is not likely to cause this defect?a. Pituitary adenomasb. Aneurysm in the Circle of Willisc. Meningiomasd. None of the above

68.Which of the following is true regarding this lesion?a. The affected fibers in this lesion are the CROSSING FIBERSb. Defects caused by infrachiasmal lesions may be limited to the superior part of the

hemifield

c. This is an advanced defectd. The lesion may be localized below the hippocampus

69.What kind of error does the patient do in the perimetry result below?


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a. The patient failed to raise his/her eyelidsb. The patient didnt look directly at the centerc. Positive strong correction lensesd. The patient lost his/her attention while performing the test

70.Which of the following is true regaring following-up of certain cases?a. There is a low test-retest variability in perimetry testing of abnormal fieldsb. A large difference between two tests done within a short period of time means that the

disease progressed.

c. The glaucoma hemifield test differentiate between random test-retest fluctuation andsignificant changes in glaucomatous fields

d. A series of fields may be qualitatively analyzed for change using an overview printout71.Which of the following perimetry results is not acceptable?

a. 6/25 FLb. 1/13 FPc. 4/20 FLd. 2/20 FP

72.Which of the following can be a substitute to perimetry in neurological diseases?a. MRIb. CT SCANc. Confrontationd. A and B onlye. All of the above


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73.A large percentage of glaucoma patients have coexisting what disease?a. Retinal diseaseb. maculopathyc. Media opacitiesd. None of the above

74.Which of the following is not true regarding retinitis pigmentosa?a. Typical field loss in this disease is circular and initially located midperipheryb. Night blindness generally precedes tunnel visionc. Tunnel vision is readily seen in 30-2 or 24-2 perimetryd. Field defects in a suprathreshold test are often deep and easily identified

75.A sudden and large change in the perimetry result of a glaucoma patient is often due to:a. Progression of the diseaseb. Stroke or retinal vascular occlusionc. Macular degenerationd. A and B onlye. All of the above

76.What is the normal size of the blind spot?a. 3 by 5 degreesb. 5 by 5 degreesc. 5 by 7 degreesd. None of the above

77.A stimulus with a high intensity of light is the one with:a. High decibel value, low apostibls valueb. High apostibls value, low decibel valuec. High decibel and apostibls valuesd. Low decibel and apostibls values

78.How many test points does a 30-2 test pattern have?a. 64b. 76c. 54d. 60

79.Which of the following is true regarding the resolution of 24-2 and 10-2 test patterns?a. 24-2 has 6 degrees resolution while 10-2 has 4 degrees resolutionb. 24-2 has 6 degrees resolution while 10-2 has 2 degrees resolutionc. 24-2 and 10-2 has 6 degrees resolutiond. 24-2 has 54 degrees resolution while 10-2 has 68 degrees resolution

80. It tells about which test is performed and on whom performed.a. Numerical Printoutsb. Reliability Indicesc. Demographicsd. Visual Field Indices


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81.Which of the following diseases is the most important to be given corrective lenses?a. Hyperopiab. Myopiac. Astigmatismd. Glaucoma

82.An abnormal MD and a normal CPSD will give what kind of result?a. Normalb. Small localized field defectc. Generalized loss of sensitivityd. Large defects + localized component

83.What do you call to the criteria used in diagnosing early glaucoma through perimetry?a. Bjerrumb. Oslerc. Sandeepd. Anderson

84.Which of the following is not included in the criteria asked in # 83?a. Three non-edge adjacent scotomas in pattern deviation probability plot - 2 points


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c. Mechanical compression of CNIId. All of the above

87.A depressed TDP and a normal PDP can be interpreted as:a. Cataractb. Trigger-happy patientc. Glaucomad. None of the above

88.Appears when the overall sensitivity is higher than expected in 99.5% of the normal population.a. Outside normal limitsb. General depression of sensitivityc. Borderlined. None of the above

89. In gaze tracker, a full-scale spike indicate:a. Deviations of 10 degrees or moreb. Deviations of 7 degrees or more, because the normal blind spot is about 6 degreesc. Deviations of 15 degrees or mored. Is always unreliable

90.What test pattern is used in the perimetry data below?

a. 30-2b. 24-2c. 10-2d. Cannot be determined

91.Which of the following lies in the range of abnormal vision?a. 35 dBb. 40 dBc. 25 dBd. All of the above


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92.How many zones does a GHT utilize?a. 10b. 5c. 2d. 1

93.Which of the following is not a sign of excessive FP results?a. Highly positive MDb. TDP is much worse than PDc. GHT shows abnormally high sensitivityd. High fixation loss rate

94.How would a shorter testing time affect the normal hill of vision?a. General Riseb. General Depressionc. No changed. Variable

95.What kind of artifact is shown with a patient show below?

a. Cloverfield fieldb. Eyelid Artifactc. Correction lens artifactd. None of the above

96.What caused the artifact seen below?


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a. Chin rest too highb. Patient gazing upwardc. Lens holder too highd. This is not an artifact; it is indicative of a disease

97.What is an indication for vision testing with macular degeneration?a. Use of size V stimulusb. Use of small diamond fixation targetc. Use of fixation target other than central fixation targetd. B and C only

98.Which of the following is not true regarding the given raw data and TDPP below:

a. The eye tested is the left eyeb. The normal age-adjusted value for the point with a 28 dB value at (+,+) quadrant is 32

Db

c. The normal age-adjusted value for the point with a 14 dB and a 4 dB value at (-,-)quadrant is 33 dB.

d. Those points with two values are those that are tested twice but with inconsistencies inthe sensitivity perceived by the patient


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For numbers 99-100, refer to the picture below:

99.What is the most likely diagnosis?a. Open angle glaucoma with inferior loss of arcuate nerve fibre layerb. Inferior branch retinal vein occlusionc. Optic disc pitd. All diseases listed above can produce the same perimetry results

100. What does the visual field show?a. Centrocentral scotomab. Paracentral scotomac. Arcuate scotomad. Superior Altitudinal Defect

perimetry exam

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