The sinuses are cavities, or air-filled pockets, near the nasal passage. Like the nasal passage, the sinuses are lined with mucous membranes. There are four different types of sinuses: 1  Ethmoid sinus. 2  Located inside the face, around the area of the bridge of the nose. 3  This sinus is present at birth, and continues to grow. 4  Maxillary sinus.
AARP Social Security Resources. If you and your spouse file a joint return with a combined income below $32,000, your benefits are out of reach. For income between $32,000 and $44,000, up to 50 percent of benefits may be taxable, and up to 85 percent if combined income is more than $44,000. For more information, go to Social Security's website.
SSDI Monthly Payments. When figuring out what's taxable, SSDI payments are treated like regular Social Security payments and reported to you on Form SSA-1099. So in general, up to 50 percent of your benefits may be taxable each year, plus all your other income (including tax-exempt interest). If the total of one half of your benefits and all your other income for the tax year is over $34,000 if filing single or $44,000 if you are married filing jointly; or. 2  If you are married filing separately and lived with your spouse at any time during the tax year.