9th June 2025

A 25-year-old deaf male patient attended the genetic clinic.

A 25-year-old deaf male patient attended the genetic clinic. The patient had been seen recently by the ENT team who had done a CT head and an MRI scan for balance problems, both of which had been reported as negative. On examination, the geneticist felt rubbery bumps underneath his skin (see picture below). What is the inheritance pattern of this condition?

Select the SINGLE most appropriate option from the list below. Select ONE option only.