🧬 SyndromeScope
Syndrome reference sheet
Generated 12 Oct 2026
Immunology · Immunology / Autoinflammatory disorders Familial cold autoinflammatory syndrome
Also known as: FCAS
Cold-induced urticaria and fever.
- Medical specialty
- Immunology
- Subspecialty
- Immunology / Autoinflammatory disorders
- Sex & age distribution
- Male: affected; Female: affected; Children: yes
- Gene(s) involved
- NLRP12, NLRP3
Etiology & mechanism
NLRP3 or NLRP12 mutation.
Gene(s) involved (2)
NLRP12NLRP3
Symptoms & signs (4)
arthralgiacold-induced rashconjunctivitisfever