====== Crowned dens syndrome ====== {{rss>https://pubmed.ncbi.nlm.nih.gov/rss/search/1FYSEY2m9I73sC1alPHZZmh-6i5823ntdPbYsncwnNvqATVkTZ/?limit=15&utm_campaign=pubmed-2&fc=20221220074303}} ---- Crowned [[dens]] [[syndrome]] is a rare presentation of calcium pyrophosphate deposition disease. It is characterised by severe [[neck pain]] and [[neck stiffness]]. Acute presentations are typically accompanied by [[fever]] and an inflammatory response and hence can be misdiagnosed as polymyalgia rheumatica or [[meningitis]].