Recurrent macrophage activation syndrome since toddler age in an adolescent boy with HLA B27 positive juvenile ankylosing spondylitis

• Main Authors: Joon Hyeong Park (Author), Yu Mi Seo (Author), Seung Beom Han (Author), Ki Hwan Kim (Author), Jung Woo Rhim (Author), Nack Gyun Chung (Author), Myung Shin Kim (Author), Jin Han Kang (Author), Dae Chul Jeong (Author)
• Format: Book
• Published: Korean Pediatric Society, 2016-10-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Recurrent macrophage activation syndrome (MAS) is very rare. We present the case of an adolescent boy with human leukocyte antigen (HLA) B27-positive ankylosing spondylitis (AS), who experienced episodes of recurrent MAS since he was a toddler. A 16-year-old boy was admitted because of remittent fev...