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Trusted to do 100,000+ tests and consultations per month.
Trusted to do 100,000+ tests and consultations per month.
Rheumatoid Factor (RF) Blood Test

 


RHEUMATOID FACTOR (RF) BLOOD TEST

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£55.00
£55.00 - £55.00
£55.00
£55.00 - £55.00
1 BIOMARKER
1-2 DAYS
INSTRUCTIONS
FAQ

A test to detect the presence of antibodies produced by the immune system that can attack healthy tissues, commonly associated with rheumatoid arthritis and other autoimmune disorders.

Simple and accurate blood test from a laboratory you can speak to.



STEP 1 - CHOOSE YOUR SAMPLE COLLECTION OPTION
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RHEUMATOID FACTOR (RF) BLOOD TEST OVERVIEW

The rheumatoid factor biomarker test serves as one method for facilitating RA diagnosis. The Rheumatoid Factor (RF) test is a blood analysis that quantifies the presence of RF antibodies in your bloodstream. These antibodies are generated by the immune system when it mistakenly targets healthy body tissues, such as your joints. Elevated levels of these antibodies can signal RA or other autoimmune conditions.

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RHEUMATOID FACTOR (RF) BLOOD TEST

Rheumatoid arthritis is a long-term autoimmune condition affecting millions globally. It leads to pain, swelling, and deterioration of the joints, hindering individuals from carrying out everyday tasks. While there is no definitive cure for RA, early detection and intervention can control symptoms and minimise further joint degradation.

However, it is crucial to understand that not everyone with RA will have high RF antibody levels, and conversely, some without RA may have elevated levels. As such, while the RF test is a valuable diagnostic aid, it is most effective when used alongside clinical assessments.

1 BIOMARKER

  1. AUTOIMMUNE DISEASE

    - Rheumatoid Factor (RF)

  2. UPGRADE

    Need more biomarkers? Check out our Aches and Pains Blood Test.

  1. TURNAROUND TIME

    We are extremely fast, with some results available within hours and others within a working day or less, from the time your sample is in our lab. However, this is not a guarantee and should not be taken as such. This is the guideline turnaround time that can be shorter or longer.


    THIS IS NOT A GUARANTEED TURNAROUND TIME.


    We are extremely proud of our very short turnaround times and a very efficient laboratory processes, you will start receiving results as soon as they are available and have completed clinical validation.


    Whilst we accommodate the shortest of time scales, with some results available within hours, for this particular test the usual turnaround time is: 1-2 working days.

  1. WILL I HAVE A GENERAL EXPLANATION OF MY RESULTS?

    Yes, our doctors put a huge amount of effort into your online Health Dashboard, which will have explanations of what each biomarker is, the normal reference ranges and what it means if you are outside of them.


    This service is included in the price of all our tests.

  1. CAN I SEE A GP TO DISCUSS MY RESULTS?

    Yes, usually the same or next day.


    One Day Tests has a fantastic clinical team of consultants and GPs. Once you have your results you can book an online video consultation to discuss your results.


    Our clinical team consists of practicing NHS and private GPs, who work closely with our laboratory and can tell you what your blood test results mean for you. Having an integrated laboratory and GP services makes your health journey seamless and extremely efficient.


    This service is not included in the price of the test, it is charged separately, should you wish to book it.

DOCTOR'S COMMENTS

Hi, I am Dr. Adam Staten and here's my view on this test as a GP and Clinical Director at One Day Tests.

DR. ADAM STATEN - GP VIEW AND RED FLAG SYMPTOMS

If you are experiencing joint pain, swelling, stiffness, and fatigue, it's a good idea to address these symptoms of RA or other autoimmune disorders.

The RF test can be a helpful tool in diagnosing RA, but it's not definitive. Other factors, such as your symptoms, medical history, physical examination are all important in making a diagnosis.

Additionally, a negative RF test does not necessarily rule out RA, as some patients with RA do not have high levels of RF antibodies.

Red flag symptoms for the Rheumatoid Factor (RF) Blood Test

If you experience any of the following symptoms, it is crucial to consult your physician immediately. Even if your RF levels are within the normal range, these symptoms could indicate an underlying autoimmune or joint-related condition that requires further medical evaluation:

  • Persistent joint pain or stiffness, especially in the hands, wrists, or knees
  • Swelling or warmth around the joints
  • Morning stiffness lasting longer than 30 minutes
  • Unexplained fatigue or weakness
  • Fever accompanied by joint pain
  • Numbness or tingling in the extremities
  • Reduced range of motion in affected joints
  • Skin redness or rashes near joints

These symptoms warrant immediate attention, as they could be indicative of rheumatoid arthritis or other autoimmune disorders.

Your Results and Health Dashboard

The results of your Rheumatoid Factor (RF) Blood Test will be emailed to you as a secured PDF file, ready for your GP and will also be uploaded to our Health Dashboard area of the website. It’s a unique and powerful tool, powered by our in-house clinical analysis research, to match your biomarkers across test panels and symptoms, as well as provide clinical commentary on all individual biomarkers you tested for.

The health dashboard will also provide "panel level" commentary - a birds eye view of the biomarkers that were tested. This feature allows you to view your test results and clinical commentary, and compare them to previous results, giving you a clear understanding of how your health is progressing.

By using the Health Dashboard, you can identify changes in your biomarkers and make necessary adjustments to your lifestyle. This added value is immense, as it empowers you to monitor your health and make informed decisions about your well-being.

It's free and is available with all of our tests.

SAVE ON CONTINUOUS MONITORING WITH OUR SUBSCRIPTION PLAN

The best way to look after your health is to do so regularly. This is easy to do with our continual monitoring plans which give you a discount on future blood tests. You choose the frequency and we'll do the rest.

When you purchase a subscription, we will deliver your home test kits or allow you to book appointments in line with your chosen frequency. You will be able to track your biomarkers over time in our powerful Health Dashboard, where results will be automatically updated for you. There is a minimum of 3 tests with any subscription, after which you can pause/restart/cancel at any time.

SPECIAL INSTRUCTIONS

Hi, I am Stefania Brown, I am the Laboratory Manager at One Day Tests and here are the lab's special requests for the Rheumatoid Factor (RF) Blood Test.

SPECIAL INSTRUCTIONS

There are no special instructions for preparing for the RF test.

Clinic appointment - how to prepare for the Rheumatoid Factor (RF) Blood Test

If you are coming into one of our clinics for the test, this is what you need to do before you arrive:

  • Read the instructions in the SPECIAL INSTRUCTIONS section
  • Drink plenty of water about an hour before the appointment.
  • Avoid coffee/tea/energy drinks. Water is good!
  • That’s it! We’ll do the rest.

Home test kit - how it works with the Rheumatoid Factor (RF) Blood Test

Our blood test kits are simple and convenient.

The most important step in doing a blood test at home is to read the instructions very carefully. The process is very simple, but there are a few pitfalls you need to be aware of - you will save yourself a lot of time if you do it right the first time around!

  • Full printed instructions will arrive with your kit - please read them carefully.
  • Drink plenty before taking the sample and warm your hands up in the sink with warm water for a few minutes. This will make your blood flow much better.
  • Fill the tubes to the top line. We don’t need much blood; filling tubes to the top line is about 15 drops of blood.
  • Post the samples on the same day you take them, before midday, Monday to Thursday. If you post it any other time it might get to us late or be stuck at a sorting office over the weekend. You will then have to do it again.
  • Package the sample in the same box the kit came in. Otherwise, Royal Mail or DPD will reject it. The sample tubes go into a pouch, then into a cardboard box, and then into a return envelope. All of this is provided in the kit: please use it.

We look forward to receiving your sample in our lab!

HOW OUR HOME KITS WORK

How the finger prick home blood test kit for Rheumatoid Factor (RF) Blood Test works - from Dr. Adam Staten

Follow our step by step instructions on how to take your sample quickly and easily using the blood sample collection finger prick test.

WHY CHOOSE US?

Hello! My name is Dr. Vinesh Mistry, I am part of the GP team here at One Day Tests and here is why you should trust us to test your blood.

QUICK AND ACCURATE RESULTS DIRECT FROM A LABORATORY.

We run our own regulated laboratories and our own accredited clinics. We manufacture our own approved home sample collection kits. Your results are looked after by our fantastic clinical governance team and our super-talented biomedical science team.

When you book your test with us - you book directly with the lab. This means accuracy and responsible duty of care, direct access to the provider and extremely fast turnaround times.

Finally, our customer services rock! You can ask the lab a question any time or you can speak to a real human. You can email us on hello@onedaytests.com or give us a call on 0127 309 2844.

FREQUENTLY ASKED QUESTIONS

Hi, I am Lana Nela, Lead Nurse, and here is what we are frequently asked about this test.

FREQUENTLY ASKED QUESTIONS

Here are some of the most frequently asked questions about the Rheumatoid Factor (RF) Blood Test.

What can cause elevated RF levels?

Elevated RF levels can be due to various factors such as autoimmune diseases like rheumatoid arthritis, lupus, or Sjogren`s syndrome. Infections and certain chronic diseases can also result in elevated RF levels.

What should I do if my RF levels are high but I have no symptoms?

Elevated RF levels without symptoms could still be a sign of an underlying issue. It is essential to consult a healthcare provider for a comprehensive evaluation, which may include additional tests and imaging studies.

Can I take this test if I am already on medication for rheumatoid arthritis?

Yes, you can take the test while on medication, but it is essential to inform us as medications can influence the test results.

WHY HAVE THE TEST?

Hi, I am Nader Eldarf, I am a Biomedical Scientist in our laboratory and here is why it's important to take this test.

  1. WHY HAVE THE RHEUMATOID FACTOR (RF) BLOOD TEST?

    If you are experiencing symptoms like persistent joint pain, swelling, or stiffness, the RF Blood Test can offer crucial insights into your condition

    If you are concerned about the long-term effects of certain medications on your immune system, this test can serve as a useful indicator

    For those with a family history of autoimmune diseases or rheumatoid arthritis, regular RF testing can be a proactive measure to catch potential issues early, enabling more effective intervention and management

    An RF test is often included as part of a broader autoimmune or arthritis panel, providing a comprehensive view of your immune system's health

IS THIS TEST RIGHT FOR YOU?

Hi, I am Sandeep Patel, I am the Laboratory Director at One Day Tests. Here are the symptoms that you may wish to address with this test.

  1. IS THE RHEUMATOID FACTOR (RF) BLOOD TEST RIGHT FOR YOU?

    Given the immune system's critical role in defending the body against infections and diseases, the Rheumatoid Factor Blood Test is essential for assessing immune health and identifying early signs of autoimmune disorders or inflammatory conditions.

    For individuals who experience persistent joint pain, swelling, or stiffness, this test serves as a valuable tool for monitoring your immune system`s condition and understanding the impact of these symptoms on your overall health.

    By taking the Rheumatoid Factor Blood Test, you are taking a proactive step towards comprehensive immune health, allowing you to make informed decisions that can significantly impact your well-being.

  1. SYMPTOMS AND TAGS

    Aches, Arthritis, Bones, Joint pain and Joint swelling

WHY ARE BLOOD TESTS IMPORTANT?

Health monitoring is very important, you are in charge of your health - look after it.