Neurofibromatosis type 1 (NF1) is an inherited is an inheritent dominant disorder. The phenotype usually involves the production of many skin neurofibromas. Answer the following question about the disorder:              The rarer form of neurofibromatosis is called segmental neurofibromatosis. In this form of the disease, neither parent of the patient has any clinical sign of the disease, and the tumors in the patient are restricted to one part of the body. Suggest an explanation for the genesis of segmental neurofibromatosis that clarifies why it is restricted to one part of the body.

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A:

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