4A61

ICD-11 MMS 2026-01

SAPHO syndrome

Description

SAPHO syndrome is characterised by a constellation of symptoms and signs including synovitis, acne conglobata or fulminans, palmoplantar pustulosis, hyperostosis and osteitis. Its aetiology is poorly understood.

Index terms

  • SAPHO syndrome
  • Pustulo-psoriatic hyperostotic spondylarthritis
  • SAPHO - [synovitis, acne, pustulosis, hyperostosis, osteitis] syndrome

Exclusions from above levels

  • 02 – Neoplasms
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 20 – Developmental anomalies

Sibling codes

  • 4A60 – Monogenic autoinflammatory syndromes
  • 4A62 – Behçet disease
  • 4A6Y – Other specified autoinflammatory disorders
  • 4A6Z – Autoinflammatory disorders, unspecified

Foundation entity

SAPHO syndrome – http://id.who.int/icd/entity/1901494067

Part of: 04: Diseases of the immune system