Psoriatic arthritis, otherwise known as PsA, is an inflammatory disease that affects joints and the connective tissues of tendons and ligaments. Although PsA affects nearly 30% of people with psoriasis today, it can also affect some who don’t even have psoriasis. Some people develop it after an injury. Psoriatic arthritis can cause pain, swelling and...
An MRA, or magnetic resonance angiography, is a painless, noninvasive newer technology in magnetic resonance imaging. An MRA procedure utilizes a combination of radio waves and a magnetic field to produce three-dimensional images of blood vessels. There are no incisions or arterial catheters required in this procedure. Whereas an MRI is typically used to see...
