Systemic lupus erythematosus (SLE) is an inflammatory auto-immune disorder that can attack a single part of the body, or the whole body (systemic).

This is the most common type of vascular headache. Migraine headaches can be divided into two main types: Migraine with aura (classic migraine); Migraine without aura.

This is when an abrupt deterioration of renal function develops within hours or days. It's a very serious condition with a high mortality and must be prevented in patients at risk.

Also called end-stage renal disease, it is the point at which the kidneys cannot sustain life any more.