Purple urine

What it means

An abnormal purple color of the urine.

http://www.health.harvard.edu/newsletter_article/red-brown-green-urine-colors-and-what-they-might-mean

Rare diseases that can present with this3

The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.

Part of the broader category