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what types of cancer cause positive ana?

1 Drug-induced lupus erythematosus (DILE) was first recognized in 1945 with sulfadiazine as the offending agent. If a person has antinuclear antibodies, these will stick to the standardized cells nuclei. As you suspect, our immune system, which is supposed to protect us from foreign invaders at some point, may see a particular medication as foreign and start producing antibodies against that. I am an otr cdl-a professional truck driver who has been in dispute with labcorp since february 2021 in regards to a positive drug test in question. 3 Tips To Requesting a Free Bowel Cancer Screening Kit in Australia. Ultimately, clinical features are most important. When the lab tech was looking at the fluoresceinated antibodies, it basically literally looked speckled. Disclaimer. For example, a positive ANA to a titer of. Sometimes, your immune system might overreact, and that will result in directing the fight against your body cells. Front Immunol. ANA in rheumatic disease: SLE , drug-induced lupus erythematosus, Sjogren's syndrome, mixed connective tissue disease, progressive systemic sclerosis (scleroderma), ANA in non-rheumatic disease: autoimmune hepatitis, primary biliary cirrhosis, Graves' disease, Hashimoto's thyroiditis, hepatitis C, HIV infection. The pattern refers to the distribution of staining produced by autoantibodies reacting with antigens in the cells. When antibodies attack cells in your body, such as in your joints, they can cause swelling and redness known as inflammation. Epub 2018 Aug 13. athenalee | @athenalee | Apr 29, 2021. Call your doctor or 911 if you think you may have a medical emergency. There are several types of hormone therapy for breast cancer. 6 has suggested that in breast cancer they may be used as an aid to early diagnosis. The clinical value of indirect immunofluorescence for screening anti-rods and rings antibodies: A retrospective study of two centers in China. Not terribly helpful right? i do have elevated sed and positive ana. Rheumatoid arthritis, a condition that mostly affects . By itself, it is not a mark and it cannot be interpreted by itself without a clinical picture. Cancer diagnosis what is it and how to live with it? FOIA I will give you just a few examples : Rarely a positive ANA can be seen in patients with a history of cancers like lymphoma or other solid organ cancers. cbc ok. metabolic ok. urine ok. Ketamine for treatment-resistant depression: When and where is it safe? Some types can cause health problems, including genital warts and cancers. Anal cancer forms when a genetic mutation turns normal, healthy cells into abnormal cells. In general, the more abnormal result, (that is, the higher the second number), the more likely it is to be meaningful; however, exceptions are common. This content does not have an Arabic version. National Library of Medicine The Prevalence and Clinical Relevance of the DFS Immunofluorescence Staining Pattern in a Large ANA-Positive Cohort. Get answers from Allergist and Immunologists and top U.S. doctors, Our doctors evaluate, diagnose, prescribe, order lab tests, and recommend follow-up care. Their cells have receptors (proteins) for estrogen (ER-positive cancers) and/or progesterone (PR-positive cancers) which help the cancer cells grow and spread. Thanks for visiting. Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. IBC tends to occur in younger women (younger than 40 years of age). Ten percent of individuals worldwide are affected by autoimmune diseases, with systemic lupus erythematosus (SLE) being one of the most common. As a service to our readers, Harvard Health Publishing provides access to our library of archived content. And if the ANA test is positive, your blood can be tested for the presence of particular antinuclear antibodies, some of which are specific to certain diseases. Int J Dermatol. Each of these patterns possibly indicate the presence of specific nuclear antibodies. Clin Chem Lab Med. Lupus) and other chronic illnesses. An ANA test is used to help diagnose autoimmune disorders, such as: Systemic lupus erythematosus (SLE), the most common type of lupus. For these, please consult a doctor (virtually or in person). By itself, it is not a marker for, . Copyright 2018 Elsevier B.V. All rights reserved. Advertising revenue supports our not-for-profit mission. The majority of people suffering from Raynauds have no underlying autoimmune disease but a small proportion does. Home Decision Support in Medicine LabMed, Systemic lupus erythematosus (SLE): when active, usually a homogenous pattern on ANA or less commonly speckled, rim, or nucleolar when present in high enough titer to be clinically significant, Sjgren syndrome: common ANA pattern is speckled; less commonly homogenous, Scleroderma or systemic sclerosis: ANA pattern is most commonly speckled, followed by centromeric and less commonly nucleolar, Mixed connective tissue disease: ANA pattern is almost always speckled, Rheumatoid arthritis (RA): when ANA positive (about 25-40% of cases), a speckled ANA pattern most commonly. Naturally, you will ask, What does the titer mean? Many patients are confused about why their doctor ordered this test. The Licensed Content is the property of and copyrighted by DSM. However, when these individuals carry an autoimmune disease like SLE or lupus, a positive ANA test, even at a low titer like 1:40 or 1:160, can be essential to detect these diseases. Serum antinuclear and extractable nuclear antigen antibody prevalence and associated morbidity and mortality in the general population over 15 years. 8600 Rockville Pike At a dilution of 1:160, only 5 percent of normal individuals have a positive test for ANA. According to the Mayo Clinic, an uncommon autoimmune disease called mixed connective tissue disease causes spider veins 1. Meng J, Yang G, Li S, Luo Y, Bai Y, Deng C, Song N, Li M, Zeng X, Hu C. Front Immunol. Of course, you are confused and concerned and would like to know more about this test. The goal of this guide is to provide information while awaiting evaluation with your doctor, or for additional information after you have seen him or her. Health Alerts from Harvard Medical School. e answer is NO. Other blood work is fine? Juvenile Chronic Arthritis This kind of autoimmune arthritis affects children. 6. If the ANA is positive, then the person has a high risk of developing an autoimmune disease like lupus, scleroderma or Sjogrens syndrome. After all, no one wants warts, least of all on their genitals. An ANA test requires a sample of your blood. Doctors typically provide answers within 24 hours. But some people have positive ANA tests even when they're healthy. Get the latest in health news delivered to your inbox! eCollection 2023 Jun. Nardi N, Brito-Zern P, Ramos-Casals M, Aguil S, Cervera R, Ingelmo M, Font J. Clin Rheumatol. PMC In addition, studies have shown that ferritin increases with the number of metabolic syndrome components a . Here is a partial list of common rheumatic and non-rheumatic diseases associated with a positive ANA. Rheumatoid Arthritis Is a condition that destroys the joints, causing pain and inflammations to the an individual. Depending on your symptoms and other blood /diagnostic tests, the ANA could also be increased in the case of cancer but most likely . ATTENTION TO RIGHT HOLDERS! Polymyositis a disease that causes muscle weakness. Some of the organisms which are harmful and tend to invade the body include viruses, bacteria, and microbes. I was just told i have an elevated positive ana level (1/80) should i be concerned about cancer? Mayo Clinic does not endorse companies or products. If your sample is being used only for an ANA test, you can eat and drink normally before the test. Type 1 diabetes The pancreas produces the hormone insulin, which helps regulate. Connective tissue diseases that we in rheumatology treat, like Lupus, Sjogren, scleroderma, inflammatory myositis, vasculitis, and even rheumatoid arthritis. Careers. If your doctor has ordered an antinuclear antibody (ANA) test, it's because they're looking for signs of an autoimmune disease. Copyright 2017, 2013 Decision Support in Medicine, LLC. 2023 Jan 2;24:401-437. doi: 10.1016/j.bioactmat.2022.12.027. Antinuclear antibodies; Autoinmune disease; Serum markers. What's new?]. Irvine, CA 92612. Ankylosing Spondylitis -Is HLA-B27 essential for diagnosis? Diseases that may cause a positive ANA include scleroderma, rheumatoid arthritis, thyroid disease, and other conditions. Blood and urine tests. To me, the test has to go through validity and quality control first and t All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. ANA is an inflammatory marker for several things such as rheumatologic diseases (e.g. A positive ANA test does not always indicate a systemic autoimmune disease such as lupus; it may be due to a number of conditions, including Hashimoto's thyroiditis or Graves' disease. Mayo Clinic on Incontinence - Mayo Clinic Press, NEW The Essential Diabetes Book - Mayo Clinic Press, NEW Ending the Opioid Crisis - Mayo Clinic Press, FREE Mayo Clinic Diet Assessment - Mayo Clinic Press, Mayo Clinic Health Letter - FREE book - Mayo Clinic Press, Mayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic School of Continuous Professional Development, Mayo Clinic School of Graduate Medical Education, Book: Mayo Clinic Family Health Book, 5th Edition, Newsletter: Mayo Clinic Health Letter Digital Edition. 0001. Let me explain: The titer is the level to which the patients blood sample can be diluted and will still show positive ANA staining. Naturally, you will ask, What does the titer mean? The pattern refers to the distribution of staining produced by autoantibodies reacting with antigens in the cells. 5 is an application designed to listen to the best music in the world wherever you are. suggest cancer. Yes, a positive ANA can be seen in normal people. Should I be screened for cancer (MRIs etc.) Please login or register first to view this content. Relevance of complement fixing antinuclear antibodies. - RheumDoctor, 10 Warning signs you could have Sjgren's syndrome - RheumDoctor, Lyme arthritis: What to do when antibiotics dont work? Malignancies including metastasis can also present with true paraneoplastic autoimmune disorders. Complete physical exam. Can a positive ana mean cancer in the blood? I just read that cancer can give you a positive ANA test so i would want to investigate everything possible if I were you! If you have anemia without a known cause (such as heavy . There are different types of this disorder. One is more predisposed to get a positive test if they; Some medications cause a positive ANA or they highly suspected to lead to lupus condition they include birth control pills or Estrogens, Danazol, Mesalazine, Reserpine, Griseofulvin, Clonidine, Hydroxyurea Gemfibrozil, Allopurinol, Quinine, Minoxidil, Calcium channel blockers, Amiodarone, Spironolactone, Clozapine, Tocainide, Zafirlukast, Omeprazole among others. Could that mean cancer? All other blood tests normal. government site. Perhaps there are even people in your environment who have never undergone chemotherapy or other diagnostics for the presence of cancer. All rights reserved. Besides autoimmune diseases, there are several other conditions that can cause a positive result on an antinuclear antibody (ANA) test. You must understand why this test was ordered. Cancers that are associated with blood loss, such as colon cancer and cervical cancer. Created for people with ongoing healthcare needs but benefits everyone. Proton-pump inhibitors: Should I still be taking this medication? National Library of Medicine No sponsor or advertiser has participated in, approved or paid for the content provided by Decision Support in Medicine LLC. MCTD, rheumatoid arthritis, and other autoimmune diseases and disorders may also cause a positive test result at varying levels. These are all chronic diseases, and, if there is a life-threatening complication, the complication could be serious. This site complies with the HONcode standard for trustworthy health information: verify here. This is a loaded question and the answer is complex. Does ana positive test can be retaliated to cancer? Could a positive ana 1;640 be a sign of cancer speckled pattern? To complicate things even more, someone who is about to have and autoimmune disease can have a positive ANA UP TO 10 YEARS before they actually develop the disease. So how much dilution is enough to consider an ANA as positive? Non-headache symptoms may include nausea, vomiting, and sensitivity to light, sound, or smell. Now I went for a physical just to see why my sinus infection wouldnt go away and if my vitamins were low because my hands and feet were achy at night. Dont get me wrong, these tests are important. Spadaro A, Rinaldi T, Riccieri V, Taccari E, Valesini G. Clin Exp Rheumatol. Your immune system normally makes antibodies to help you fight infection. Are of old age, of above sixty-five years, especially for women. For potential or actual medical emergencies, immediately call 911 or your local emergency service. 100 The following symptoms may prompt ones doctor to suggest ANA test a positive test result can also mean that you have one of these other autoimmune diseases. This decision guide is designed for persons with a positive antinuclear antibody (ANA) who would like to find out more about this test and what the test result may mean. Patients with lu, Blood pressure medications (Hydralazine, Hydrochlorothiazide), Other cardiac medications (Methyldopa, Procainamide.). can go by and then it is too late to treat So I would encourage you to do all the research you can . And remember, doctors treat people not numbers. he higher the titer of the ANA test, the more autoantibodies are present in the sample. Nearly all people with systemic lupus erythematosus (SLE) have a positive (abnormal) ANA -- that is, the sensitivity of the ANA for SLE is quite high. Dermatomyositis This is an uncommon condition that leads to weakening of the muscles, individual with this condition have rashes. These antibodies bind to ANAs that stuck to a nucleus. Prevalence of antinuclear antibodies (ANA), Prevalence of antinuclear antibodies (ANA) in patients with breast tumours and controls. He decided to test me for RA, all negative but I got a positive ANA of 1:40 and speckled. This standardization makes the ANA test very sensitive for the diagnosis of autoimmune diseases but results in many false positive results. It is easy now to, Common types of arthritis: reactive, autoimmune and degenerative arthritis. Get Dr. Girnitas expert insights intonew rheumatoid arthritis & autoimmune treatments, 19712 MacArthur Blvd, Ste. Please note the date of last review or update on all articles. Black women appear to develop IBC more often than white women. IBC tends to be more aggressiveit grows and spreads much more quicklythan more common types of breast cancer. Can cervical cancer show in a positive ana test? Cancer can present as vasculitides, CTDs, myositis or arthritides. Hope this helps. I know that creates a lot of confusion among patients but also physicians. Please enable it to take advantage of the complete set of features! Cancer and infections can also cause someone to have a positive ANA. There are two main reasons why people are concerned that cell (or mobile) phones might have the potential to cause certain types of cancer or other health problems. If you see a value of 1:640, that means they were able to dilute a lot more. Patients with lupus have many other symptoms besides the fact that they have a positive ANA test. Bookshelf Cancer and anemia are linked in a number of ways. Rare but benign lymphoproliferative disorders include Kikuchis disease, Rosai-Dorfman disease, and progressive transformation of germinal centers. Learn more about the many benefits and features of joining Harvard Health Online , Find the best treatments and procedures for you, Explore options for better nutrition and exercise. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. You can have a medical appointment from the comfort of your home. I had some blood work done and came back with positive Ana . Typically, the associated headache affects one side of the head, is pulsating in nature, may be moderate to severe in intensity, and could last from a few hours to three days. Here are 14 of the most common ones. Many cancers don't have symptoms until too late and Doctors will not even think that until the last resort when everything else has been checked meanwhile months and yrs. However, a positive test alone, without clinical symptoms, does not indicate that you have an autoimmune disease. Ultimately it all boils down to this simple fact: doctors treat people not numbers. Now I will discuss the most common five causes of a positive ANA that I see in my rheumatology clinic. Also it is important to note that antinuclear antibodies (ANA) are sometimes found in patients with autoimmune thyroid diseases. Instead, they see how much they can dilute the blood and still see the fluoresceinated antibodies. Rheumatic diseases: SLE: 93% Drug-induced lupus: greater than 95% Mixed connective tissue disease: 93% Systemic sclerosis: 85% Polymyositis/dermatomyositis: 30-80% Sjgren's syndrome: 48%-80% RA:. They can appear in your bloodstream when your immune system is fired-up to fight something foreign like viruses, bacteria, or a medication. Causes: sebaceous cell, basal cell, or. If youve read my earlier post, 8 important warning signs of scleroderma, youll remember that Raynauds phenomenon is an important red flag for scleroderma. The answer is usually quite personalized to the person and their symptoms. Scleroderma a connective tissue disease. The test can also at times be positive if one has the following. The Antibodies that tend to work against a human beings body organs are known as Autoantibodies. After all, cancer can develop in any organ, including the brain. Antinuclear antibodies (ANAs) are a spectrum of autoantibodies targeted to various nuclear and cytoplasmic components of the cells. Consequently, the ANA alone is not a reliable tool for discriminating non- inflammatory conditions from autoimmune diseases. Learn how we can help 5.2k views Reviewed >2 years ago Thank Dr. Chad Levitt agrees 2 thanks Now, some basic facts.. Lupus is diagnosed with a list of 11 indicators. No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician. Antinuclear antibodies (ANAS) are not common types of antibodies, though they can be traced in the blood of a man, they have the ability to attach themselves to some components found in the nucleus of the cells. This ANA pattern tends to be associated with specific antibodies as opposed to a homogenous pattern ANAs. But before that, lets talk about patterns because those are important too. and antinuclear antibody or ANA), and tests looking for inflammation such as erythrocyte sedimentation rate or ESR. For those with cancer, especially colon cancer or blood-related cancer such as leukemia or lymphoma, anemia may be one of the first signs of the disease. Copyright 2016 - 2022 All Rights Reserved. As people become more aware of how traditional cleaning products can . Rheumatoid arthritis this causes joint damage, pain, and swelling. An anti-double-stranded DNA (anti-dsDNA). For potential or actual medical emergencies, immediately call 911 or your local emergency service. Antibodies are proteins our immune system produces in response to a trigger, most of the time an infection. If your blood sample will be used for additional tests, you might need to fast for a time before the test. Rheumatoid arthritis this causes joint damage, pain, and swelling. Physicians and other health care professionals are encouraged to consult other sources and confirm the information contained within this site. No waiting time for months and no need to travel for tens or hundreds of miles. Clin Exp Rheumatol. Swollen joints ( arthritis) Constant or severe fatigue Skin rash Ankle swelling Pain in your chest when breathing deeply ( pleurisy) A butterfly-shaped rash across your cheeks and nose (malar rash). In most cases, a positive ANA test indicates that your immune system has launched a misdirected attack on your own tissue in other words, an autoimmune reaction. Federal government websites often end in .gov or .mil. The examiner will take this into consideration as an existence of the autoimmune condition in that person being examined for the same. Many patients are confused about why their doctor ordered this test. In this movie, I discuss all these details and even more. Ana positive result (1:1280) in blood tests. Positive Autoantibody Is Associated with Malignancies in Patients with Idiopathic Interstitial Pneumonias. This is a disease that destroys joints, ones skin and other body organs. Lupus When the test is positive it highly shows that one is suffering from an autoimmune condition like lupus. Continuing Medical Education (CME/CE) Courses. Doctors typically provide answers within 24 hours. In cases of positive ANA, the staining pattern helps predict the disease type. Chapman et al. Therefore, when patients present with multiple complaints to the doctor like severe fatigue, unexplained rashes, muscle or joint pain, low grade, hair loss, enlarged lymph nodes, or brain fog, to name a few.and there is no other explanation, your doctor will order the ANA test to rule out an autoimmune disease. If you've had radiation therapy in the past, you have a higher risk of developing . Common warts. The HPV strains that cause warts, including genital warts, are nuisances. My ANA is positive and speckled 1:640 titer. Cancer? A positive ana 1;640 with all other panels negative ran by rheum dr what could this be? as I read case studies of ANA+ca? Its pretty much safe to say that if someone tests negative for ANA, they likely dont have lupus. Remember that if you have many symptoms and a higher ANA titer, you must be seen by a rheumatologist. By itself, it is not a marker for cancer. . Dr. Bennett Machanic and another doctor agree. As I mentioned, positive ANA tests can be seen in normal people. Having a positive ANA with a speckled pattern does not necessarily mean one has an AI. About 20% of all persons who are healthy will have a positive test result for antinuclear antibodies, though this does not prompt that they are suffering from an autoimmune condition or ailment. An ANA of 1:640 may mean several things, and occasionally may mean nothing. sharing sensitive information, make sure youre on a federal The .gov means its official. Unfortunately, the tech cannot count how many ANAs they see. All rights reserved. Unlikely: ANA is an inflammatory marker for several things such as rheumatologic diseases (e.g. Conditions that usually cause a positive ANA test include: Conclusion: In conclusion, ANA and related autoantibodies can frequently be detected during lymphoma treatment. These include lupus, scleroderma, and rheumatoid arthritis. The most common adenocarcinoma causes include: Smoking. Remember that if you have many symptoms and a higher ANA titer, you must be seen by a rheumatologist. Make a donation. ANA patterns - Homogeneous, Nucleolar, Speckled and Centromere pattern At times, laboratories testing ANA also report a "pattern". 2002 Dec;153(8):520-9. Deng C, Wang A, Hu C, Zhang W, Zeng X, Fei Y. Aliases & Classifications for Dermatographia MalaCards integrated aliases for Dermatographia: Cancer Census gene in COSMIC. Sometimes, the only symptom is a swollen lymph node: Painless swelling of lymph nodes in your neck, armpits, or groin. If your ANA test is positive, your doctor might test you for ANAs that are specific to certain diseases: An anti-centromere test diagnoses scleroderma. Never disregard or delay professional medical advice in person because of anything on HealthTap. autoantibodies; autoimmunity; cancer. Is the pattern suggestive of an autoimmune disease diagnosis? Fatigue and fever. Koga T, Okamoto M, Satoh M, Fujimoto K, Zaizen Y, Chikasue T, Sumi A, Kaieda S, Matsuo N, Matama G, Nouno T, Tominaga M, Yatera K, Ida H, Hoshino T. Biomedicines. In addition, there are several types of ANAs and, when necessary, additional testing can identify the specific type of ANA (also called subtype). Elevated ferritin has been associated with all components of metabolic syndrome individually. Why are cancer cells less dependent on growth factors? 5 mnths PP with 3rd baby, weird neuro symptoms started 1 week PP, extensive W/U (blood & imaging), all normal except ANA & EBV. Keywords: That also means that it is very rare to have lupus with a negative (normal) ANA. 2022 Sep 27;13:1007257. doi: 10.3389/fimmu.2022.1007257. It simply means that there are autoantibodies present. Register now at no charge to access unlimited clinical news, full-length features, case studies, conference coverage, and more. Keywords: ok. Normal CBC, spontaneous small bruises on legs, burning nodules that leave skin dents/fat loss, ELISA ANA neg, specific antibodies neg - blood cancer. I'd like to learn more specific information about my ANA now. The HTB-157 cell line was developed from the lung of a presumptively normal, Caucasian male fetus in the second trimester. Unauthorized use of these marks is strictly prohibited. See this image and copyright information in PMC. Front Med (Lausanne). The diagnoses provided are among the most common that could explain your test results, but the list is not exhaustive and there are many other possibilities. Can lymphoma cause positive ANA? There are many things that can cause joint and muscle pain.fibromyalgia, low vitamin D, low magnesium, arthritis, etc.. The following is a list of common rheumatic and non-rheumatic conditions that are related to positive Antinuclear antibodies (ANA). If an individual has these symptoms, a test may turn positive for disease related to ANA. Certain cancers and specific medications may also cause a positive ANA titer blood test. Can high + ANA (1:640 speckled/dense) neg for all AI diseases (Lupus, RA, CTD, Sjgrens) be something other than cancer? Enter your email address to subscribe to this blog and receive notifications of new posts by email. Our mission is to provide practice-focused clinical and drug information that is reflective of current and emerging principles of care that will help to inform oncology decisions. But some people have positive ANA tests even when theyre healthy. Not a lot is known about what causes autoimmune diseases, triggers may be infections and toxins, including mercury. It will direct our thoughts as rheumatologists toward possibilities. Is it likely that I have ANA (1:640 nucleolar, 1:320 speckled) just because my mother had lupus/MCTD and ctd's ran in her family? J Formos Med Assoc. Functionalized liposomes for targeted breast cancer drug delivery. Positive ANA, dsDNA, and ANCA in Malignancies Robert Fox, MD Disclosures August 30, 2002 Question In certain malignancies, patients may have positive antinuclear antibodies (ANA),. Autoantibodies against proteins located in the nucleus are called antinuclear antibodies (ANA). Thats a lot of material to cover in one article. My blood test was positive ANA and high rnp what does that mean? 2 Since then, more than 90 medications from more than 10 drug classes have been . [] Having a ANA with a nucleolar pattern [], [] This is a huge change from the previous set of diagnostic criteria. Migraine (UK: / m i r e n /, US: / m a-/) is a common neurological disorder characterized by recurrent headaches. Disclaimer. A positive ANA is rarely associated with malignancy, with the exception of dermatomyositis (an inflammatory myopathy) in which both cancer and positiv An ANA is not a diagnostic test for cancer. In addition to the follow-up with serologic testing, patients with Sjgren syndrome can be tested for dry eyes and dry mouth by a variety of assays. Guide to living with rheumatoid arthritis: Part 2, Signs and symptoms of polymyalgia rheumatica, What is Raynaud's Phenomenon? Malignancies can present as autoimmune diseases or they can mimic flare of Rheumatological diseases. It all depends on your symptoms, your physical examination, other routine test results and why the ANA was checked in the first place. 2022 Nov 30;13:1037504. doi: 10.3389/fimmu.2022.1037504. ANA can be detected efficiently and sensitively by indirect immunofluorescence (IIF) when suspecting an autoimmune disease (AID). Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.

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what types of cancer cause positive ana?