Dyslexia: A specific developmental disability that alters the way the brain processes written material. Because dyslexia is due to a defect in the brain's processing of graphic symbols, it is thought of primarily as a learning disability.yslexia: A specific developmental disability that alters the way the brain processes written material. Because dyslexia is due to a defect in the brain's processing of graphic symbols, it is thought of primarily as a learning disability.
Under certain conditions, medical expenses can be tax deductible. Medically necessary home improvements. The amount of medically necessary home improvements that you can deduct is limited, however, to the extent that such expenditures exceed the amount of the increase in the value of the property affected.
Between 2001 and 2013, the tax treatment for qualified leasehold improvements changed five times. As of the date of publication, you can depreciate the cost of leasehold improvements over 15 years. You may even be able to use the section 179 deduction to write off up to $250,000 in leasehold improvement costs as expenses.