A. 1:2 – Explanation
This lady has neurofibromatosis. The risk of an affected individual with
neurofibromatosis type 1 or 2 transmitting the disease to their child is 50%
Neurofibromatosis
There are two types of neurofibromatosis, NF1 and NF2. Both are inherited in an
autosomal dominant fashion.
| Type 1 | Type 2 |
More common form
|
A central form with CNS tumours rather than skin lesions
|
