intravenous pyelography (IVP) a radiographic technique for examining the structure and function of the urinary system. A contrast medium is injected intravenously, and serial x-ray films are taken as the medium is cleared from the blood by the kidneys.
Frequently this is caused by undiagnosed scalp dandruff that is causing problems downstream on the face. Dandruff can be located in areas of the body with hair follicles. It is most typically found on the scalp, ears, face, and middle of the chest. Seborrhea is not seen on the palms and soles where there are no hair follicles. Medically Reviewed by a Doctor on 8/13/2015.
Dandruff can cause you to have an itchy red, crusty flaky eyelashes and lash line. Dandruff of the lash line is called seborrheic blepharitis. Seborrheic blepharitis usually happens when you have really severe dandruff in the more usual areas like your scalp and face, but it can also happen by itself.