Retinoblastoma

Question 1

What is a retinoblastoma and what is the average age of diagnosis?

Answer 1

1. Embryonal tumour of retinal cells

2. 18 months old

Question 2

What is this a presentation of?
Leukocoria (white pupil), often noted in flash photos of the child or during routine ophthalmoscopy, white pupillary reflex instead of the normal red reflex, squint.

Answer 2

Retinoblastoma

Question 3

How is a retinoblastoma diagnosed?

Answer 3

1. Clinical appearance under general anaesthetic
2. Biopsy NOT required
3. USS/MRI may be required to stage the disease

Question 4

What is the management for a retinoblastoma?

Answer 4

1. Small tumours - local cryotherapy or laser therapy

2. Large tumours - chemotherapy or removal of the eye

Question 5

What is the prognosis for a retinoblastoma?

Answer 5

99% 5-year survival