Table 1.
Patient demographics | Ophthalmology assessment outcomes | Neuro-imaging outcomes | SVOP outcomes | |||||
---|---|---|---|---|---|---|---|---|
Case | Diagnosis and procedures prior to SVOP test | Age at SVOP test (years) | VA Right | VA Left | Confrontation and/or Goldmann visual field | Imaging description | Panel predicted visual field on binocular testing | SVOP description |
1. | 1. Left optic nerve/hypothalamic pilocytic astrocytoma 2. Biopsy at diagnosis 3. Chemotherapy completed October 2006 |
5.5 | 6/9 | NPL |
Confrontation (April 2008) Complete temporal hemianopia of right eye |
(July 2008) T1 post gadolinium axial image showed suprasellar hypothalamic enhancing lesion adjacent to left chiasm |
Right hemianopia, may have some residual right sided function | Binocular (May 2008) Right superior quadrantanopia |
Table 1. The ten patient cases where panel predicted visual field were consistent with SVOP results (continued). | ||||||||
2. | 1.Right optic nerve/hypothalamic pilocytic astrocytoma 2.Right frontal craniotomy with subtotal removal January 2008 |
2.9 | PL | 6/9 |
Confrontation Left eye complete temporal defect. Right eye “impossible” to test (October 2008) |
(August 2008) T1 post gadolinium axial image showed residual postoperative suprasellar cystic lesion with enhancing soft tissue abutting right chiasm and right internal carotid artery |
Left hemianopia, could have subtle right visual field loss in addition |
Binocular (October 2008) Left temporal hemianopia with missed points right inferior quadrant |
4. | 1. NF1 2. Spectacles for accommodative esotropia 3. Optic chiasm glioma |
3.8 | 6/9 | 6/9 | No information available | (July 2012) Coronal FLAIR image showed asymmetric thickening of optic nerves and chiasm with extension into left thalamus |
Normal field, could have patchy loss | Binocular (August 2012) Inferior scattered loss |
5. | 1. Right parieto-occipital high grade glioma 2. Surgical resection September 2011 3. Focal cranial radiotherapy completed November 2011 |
5.1 | 6/6 | 6/6 |
Confrontation fields full. (October 2011) Goldmann unable to perform (January 2012) |
(January 2012) T2 axial image showed Surgical resection cavity in right parieto-occipital lobe |
Left hemianopia, could have superior sparing | Binocular (December 2011) Left inferior quadrantanopia |
Table 1. The ten patient cases where panel predicted visual field were consistent with SVOP results (continued). | ||||||||
7. | 1. Hypothalamic ependymoma 2. Fronto-temporal craniotomy and debulking of left suprasellar mass July 2009 |
3.2 | 6/6 | NPL |
Confrontation Difficult to test visual function (February 2010) |
(September 2009) T1 post gadolinium axial image showed prominent right optic nerve with residual tumour in suprasellar cistern |
Right hemianopia, could have some left sided loss | Binocular (November 2009) Right hemianopia and random scattered left hemifield missed points. |
14. | 1. Left fronto-temporal anaplastic ependymoma 2.Craniotomy and excision of tumour December 2009; subsequent repeat craniotomy and excision of recurrence March 2010 3. Cranial radiotherapy |
6.3 | 6/5 | 6/9 |
Confrontation Examination normal (May 2011) |
(April 2011) T1 post gadolinium axial image showed evidence of previous surgery and radiotherapy in left temporal lobe |
Right hemianopia, may have inferior sparing | Left eye (March 2011) Scattered superior and nasal loss on left monocular visual field test. Right monocular and binocular visual field both normal. |
15. | 1. Hypothalamic pilocytic astrocytoma 2. Biopsy and right ventriculoperitoneal (VP) shunt April 2010; Left VP shunt August 2010 3. Focal radiotherapy November 2010 |
15.0 | 3/36 | 6/5 |
Goldmann showed incomplete left homonymous hemianopia. Some residual vision to left of vertical midline (June 2011) |
(January 2011) T1 post gadolinium axial image showed hypothalamic tumour with central necrosis and peripheral enhancement post-radiotherapy |
Left hemianopia | Left eye (February 2011) Left hemianopia |
Table 1. The ten patient cases where panel predicted visual field were consistent with SVOP results (continued). | ||||||||
16. | 1. Left temporal pilocytic astrocytoma 2. Left frontotemporal craniotomy and debulking September 2009 |
4.4 | 6/5 | 6/6 |
Confrontation showed signs of right homonymous hemianopia (October 2009) |
(September 2009) T2 axial image showed left temporal resection cavity with medial extension of residual tumour in left thalamus and compression of chiasm |
Right hemianopia | Binocular (October 2009) Right hemianopia with missed points on left side |
3. | 1. NF1 2. Right optic tract thickening - possibly small glioma, T2 hyperintensity Left internal capsule 3. Poor motor co-ordination and dyspraxia |
10.7 | 6/6 | 6/6 |
Goldmann Within normal limits (April 2012) |
(September 2011) Coronal FLAIR image showed T2 hyperintensities in the globus pallidus bilaterally, in keeping with NF1 |
Normal field | Binocular (February 2012) Normal field |
6. | 1. Posterior fossa ependymoma - mainly L cerebellar pontine angle 2. Posterior fossa craniotomy and complete excision November 2009 3. Proton beam radiotherapy completed March 2010 |
5.2 | 6/6 | 6/6 |
Confrontation fields full (June 2010) |
(January 2011) T1 post gadolinium axial image showed left posterior fossa surgical resection cavity |
Normal field | Binocular (January 2011) Normal field |