Test Catalog

Interpretive Handbook

Test 91545 :
MyoMarker Panel 2

Clinical Information Discusses physiology, pathophysiology, and general clinical aspects, as they relate to a laboratory test

1.  Anti-Jo 1 Abs are found in subset of myositis patients characterized by interstitial lung disease, systemic polyarthritis, Raynaud’s Phenomena, fever and Mechanic’s Hand (anti-synthetase syndrome).

2.  Anti-Jo 1 appears to be a marker for interstitial lung disease in polymyositis.


Reference Values Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.

Mi-2, PL-12, PL-7, EJ, OJ, SRP, Ku, U2 snRNP


Reference Range: Negative


Anti-PM/Scl Ab, Anti-Jo-1 Ab


Reference Range: <20


EIA Interpretation:


Negative:                      <20 units

Weak Positive:              20 - 39 units

Moderate Positive:        40 - 80 units

Strong Positive:            >80 units

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