Outline only
This article is planned but not written yet. What it will cover, and the sources already gathered for it, are below.
What this article will cover
Most-studied region; anatomy plus why imaging findings are common and often silent.
Planned sections
- What it is
- Why it happens
- How it is recognised
- What the evidence says
- What helps
- When to see a clinician
Sources gathered for this page
General information, not medical advice. Every claim carries its source; where the evidence is thin, the page says so.Editorial policy · How we grade evidence · All sources · Disclaimer