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Year : 2021  |  Volume : 59  |  Issue : 3  |  Page : 324-325

Photo quiz answers

Department of Ophthalmology, RIOGOH, Chennai, Tamil Nadu, India

Date of Submission16-May-2021
Date of Acceptance22-May-2021
Date of Web Publication09-Sep-2021

Correspondence Address:
Dr. Jiz Mary Santhosh
Guest House, Sri Ramachandra University Campus, Porur, Chennai - 600 116, Tamil Nadu
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Source of Support: None, Conflict of Interest: None

DOI: 10.4103/tjosr.tjosr_67_21

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How to cite this article:
Santhosh JM, Senthil Kumar NK. Photo quiz answers. TNOA J Ophthalmic Sci Res 2021;59:324-5

How to cite this URL:
Santhosh JM, Senthil Kumar NK. Photo quiz answers. TNOA J Ophthalmic Sci Res [serial online] 2021 [cited 2022 Sep 26];59:324-5. Available from: https://www.tnoajosr.com/text.asp?2021/59/3/324/325740

  Answer 1 Top

Terson syndrome

There is subarachnoid hemorrhage with intraventricular extension, in the axial plain computed tomography head section [Figure 1] seen as hyperdense blood in the perimesencephalic cistern (*) and right temporal horn (^) of lateral ventricle. There is also associated hyperdense blood density within the right globe, suggestive of dense preretinal hemorrhage and Terson syndrome.
Figure 1: Computed tomography brain showing hyperdense blood in the perimesencephalic cistern (*) and right temporal horn (^) of lateral ventricle

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  Answer 2 Top

Voretigene neparvovec or Luxturna™ (Spark Therapeutics) is adeno-associated virus 2 vector-based gene therapy which was Food and Drug Administration approved in 2017 and has proved benefits in the treatment of confirmed cases of biallelic RPE65 mutation with viable retinal cells. The medication is administered as a single dose subretinal injection.

  Answer 3 Top

Answer: Benedictos Adamantiades, a Greek Ophthalmologist, hence Behçet's disease was actually described first by an ophthalmologist.

  Answer 4 Top

Ross syndrome

Ross syndrome is a progressive, degenerative, and autonomic nervous system disorder. The disease comprises classical triad of Adie's tonic pupil, decreased or diminished tendon reflexes, and sweating disorders, especially anhidrosis. However, basic objective sign is hyperhidrosis, which is often revealed by a segmental compensatory. Although other autonomic disturbances occur in addition to this, they are quite rarely symptomatic. Hyperhidrosis in autonomic disturbances is expressed to be compensatory over-response of endocrine glands remained from postganglionic injury.

  Answer 5 Top

Nonossifying fibroma of the orbit

Nonossifying fibromas are very common in children and adolescents, and the most common fibrous, bony lesion in this age group, with a peak incidence at 10–15 years of age. The prevalence is estimated at 30%–40% of all normal children. Nonossifying fibromas are typically multiloculated lucent lesions with a sclerotic rim.

  Answer 6 Top


Exorbitism can result from craniosynostosis or premature closure of the cranial skull sutures of the neonate. These phenomena are described as syndromic exorbitism in contrast with nonsyndromic exorbitism wherein no underlying cause can be found in the patient's medical history.

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There are no conflicts of interest.


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