Davis's Lab & Diagnostic Tests
Rheumatoid Factor
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General
Synonym/Acronym:
RF, RA.
Rationale
To primarily assist in diagnosing rheumatoid arthritis.
Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction.
Normal Findings
(Method: Immunoturbidimetric) Less than 14 international units/mL. Elevated values may be detected in healthy adults 60 yr and older. RF is not useful in monitoring the effectiveness of treatment.
Critical Findings and Potential Interventions
N/A
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General
Synonym/Acronym:
RF, RA.
Rationale
To primarily assist in diagnosing rheumatoid arthritis.
Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction.
Normal Findings
(Method: Immunoturbidimetric) Less than 14 international units/mL. Elevated values may be detected in healthy adults 60 yr and older. RF is not useful in monitoring the effectiveness of treatment.
Critical Findings and Potential Interventions
N/A
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