Tumours 388–409
choroidal melanoma 404–6 conjunctival 388–95
eyelid 39–44
fundus, differential diagnosis 399–403
iris melanoma 396–8 lacrimal gland 98–9 masquerade syndromes 371 optic nerve 669–71 retinoblastoma 407–9
U
Uhthoff’s phenomenon 660 Ultrasound
disc drusen 645 orbit 75
vitreous haemorrhage 543 United Kingdom Prospective
Diabetes Study 465 Urethritis, Reiter’s syndrome and
376
Usher’s syndrome 496
Uveal effusion syndrome 544–5 Uveitic glaucoma 309
Uveitis
acute anterior 333–6 cataract surgery 259 in children 372 chronic anterior 337–8
endophthalmitis 382–6 examination 331–2
Fuchs’ heterochromic cyclitis 338
herpetic 338 history 331–2
intermediate 339–41, 660 masquerade syndromes 371 posterior 342–5
in pregnancy 373
see also associated conditions
V
Valsalva retinopathy 418, 442 Varices, orbital 93–4
Vascular endothelial growth factor see anti-VEGF therapy
Vascular malformations 93–4 Vernal keratoconjunctivitis 124–7 Vernal shield ulcer 126 Vertebrobasilar dissection 673 Verticilla, cornea see Vortex
keratopathy Visual acuity 6
in children 558 and driving 688
Visual field defects 639–43 and driving 688 symptoms 639
Visual field testing 624–5 Visual loss
medically unexplained 677–8 transient 634–6
Visual obscuration see Visual loss
Visually-evoked potential 432 Vitelliform dystrophy see Best’s
disease Vitiligo 352 Vitrectomy 531, 532
and glaucoma 315–16 Vitreomacular traction syndrome
538–9
Vitreous haemorrhage 543 diabetic 534–5
Vogt’s striae 160 Vogt-Koyanagi-Harada syndrome
352–3
Von Graefe’s sign (lid retraction) 81
Von Hippel-Lindau syndrome 400, 680
Vortex keratopathy 200, 201
W
Wall-eyed bilateral internuclear ophthalmoplegia 660
Wardenburg-Jonkers dystrophy 187–8
Watery eye 55–60
anatomy and physiology 55 clinical tests 58–9 dacryocystorhinostomy 60–3 examination 56–8