Definition (plain English):
Vasculitis is inflammation of the blood vessels, which can reduce blood flow and damage surrounding tissues.
Examples:
- Autoimmune vasculitis (e.g., lupus-related)
- Small-vessel vasculitis
How it relates to nails:
Vasculitis can cause splinter haemorrhages (thin, dark streaks under the nails) due to bleeding from tiny blood vessels.
Confusable with:
Splinter haemorrhages from trauma (e.g., hitting the nail).
Disclaimer:
⚠️ This information is for educational purposes only. It is not a diagnosis. Always seek medical advice if you are concerned.
