Background "Pyoderma gangrenosum (PG) is an inflammatory skin disorder that is characterized by small, red bumps or blisters that may form swollen open sores (ulcerations). Size and depth of the ulcerations vary and are often painful.  Often times, PG occurs...
Have you ever felt lightheaded or dizzy after getting standing up? These symptoms may be a sign of orthostatic hypotension, or low blood pressure due to positional changes. If you suspect you have orthostatic hypotension, or have been told...