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.
If your doctor confirms that you need hearing aids, he or she may recommend a specific device, possibly through a specific vendor. The amount you pay depends on what type of insurance you have. You may want to do a thorough search for available options if youâre paying out-of-pocket for the hearing aids.cheduling your hearing exam. Under Part B (part of Original Medicare), you can expect to pay 100% of the cost for hearing aids if one is needed. If you have the financial resources and are willing to pay for it, call your doctor or hearing loss specialist to schedule a hearing exam.