Anti-Ro (SSA)

Rheumatology

Normal Reference Ranges

Adult

Negative Qualitative

Pediatric

Negative Qualitative

Clinical Significance

Associated with Sjögren's and SLE. In pregnant women, it crosses the placenta and can cause neonatal lupus and congenital heart block.

Causes of High

  • Sjögren's Syndrome
  • Systemic Lupus Erythematosus (SLE)
  • Subacute cutaneous lupus

Causes of Low

  • Normal finding