Rheumatoid Factor (RF)

฿325.00

Measures rheumatoid factor, an antibody that may be higher in autoimmune inflammation, especially rheumatoid arthritis, but can also rise in other conditions.

Blood
15 min at lab
Results: 1 day

Typical Use

Used when joint pain, swelling, and morning stiffness suggest rheumatoid arthritis or related autoimmune disorders, interpreted alongside symptoms and other tests.

Preparation

Wear clothing that allows easy access to your arm
Arrive well-hydrated
Continue regular medications unless advised otherwise by your doctor