Diagnostic tests

• normocytic normochromic anaemia may be present

• antinuclear antibodies—up to 90% positive (relatively specific)

• rheumatoid factor—positive in 30%

• anticentromere Abs—specific (positive in 90% with limited disease and 5% with diffuse)

• antitopoisomerase I (anti-Scl-70) antibody is specific but only positive in 20-40%

• skin biopsy—increase in dermal collagen

Back Pain Relief

Back Pain Relief

This informational eBook will present you with the most recent research and findings available so that you can learn more about Back Pain relief, covering as many bases as possible from A to Z.

Get My Free Ebook

Post a comment