The Vel weak phenotype is due to a heterozygous deletion in the same exon, resulting one functional copy of the SMIM1 gene. If a patient who is Vel negative is transfused with Vel positive red blood cells, they may form anti-Vel alloantibodies.
Hearing aids need to be fitted by someone trained specifically in hearing problems. An audiologist or licensed hearing aid provider can make sure your hearing aids fit and work for your type and degree of hearing loss. You also need to consider cost.
Lots of people wonder what equipment (like hearing aids) they might need to use to help them hear better. And they wonder what it will look and feel like. To know what will work best for you, you need to understand what kind of hearing loss you have. So the first step is to book an appointment.