Cmia

Chemicluminescent microparticle immunoassay (CMIA) tests for p24 antigens and antibodies to HIV. So, it is a fourth generation test. It is most accurate three months after a risky exposure. It detects HIV earlier than an ELISA test.

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Is a round-shaped HIV kit used in the CIMA method?

Query: Hello doctor, I am 38 years old. I got exposed seven months back and checked after 94 days for the Immunochromatic method, and the result is non-reactive for HIV 1 and 2. Later after six months and 25 days, when I went to COVID-19 treatment, they check again for HIV. In the reports, it was non-react...  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hello, Welcome to icliniq.com. Following is my opinion on your asked question. Your HIV testing was done with a rapid immunochromatographic test and not with CMIA (chemiluminescence micropartical immunoassay). The rapid test is also conclusive in ruling out HIV (human immunodeficiency virus). You...  Read Full »

Are both CMIA and CLIA tests for HIV reliable?

Query: Hi doctor, I want to enquire about the HIV test and window period. My last exposure was six months back with CSW. It was protected, but I did HIV test on the 45th day, 75th day, 96th day, 120th day, and 168th day of last exposure due to fear. They did HIV tri-dot test, and all are negative. It is a...  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hi, Welcome to the icliniq.com. I can understand your concern. I will solve your doubt, so do not worry. Any test, including antibody testing, is useful to rule out HIV after six weeks and three months. CLIA (Clinical laboratory improvements amendments) and CMIA (Chemiluminescence micropartical im...  Read Full »

Are sore throat and pain at the base of the penis signs of HIV?

Query: Hi doctor, I had unprotected sex, and after that, four weeks later, I got a CMIA combo test (fourth generation) done. It is non-reactive. Now I have a sore throat and nerve like pain at the base of my penis. What are the chances of getting positive? How accurate are the fourth generation tests afte...  Read Full »


Dr. Bharatesh Devendra Basti

Community Medicine Physician, Dermatologist, HIV AIDS Specialist, Preventive Medicine Physician, Venereologist

Answer: Hi, Welcome to icliniq.com. Thank you for the query. The fourth-generation HIV (Human immunodeficiency viruses) antibody test is almost considered conclusive after one-month exposure. But it would be better to go for an HIV antibody test after three months of exposure to have final, conclusive re...  Read Full »

CMIA test is negative.Shall i take Gilo Ghan Vati of Patanjali? Do I have AIDS?

Query: Hi doctor, I am 24 years old male. I have done a fourth generation CMIA test which came negative after 10 years of post-exposure. I have also done RT- PCR for HIV1 and HIV2 but both came undetected and my CD4 count is 428. I was sick for the last one year with abdominal pain, oral thrush, body pain...  Read Full »


Dr. Sushma Shah

HIV AIDS Specialist

Answer: Hello, Welcome to icliniq.com. The fourth generation CMIA (chemiluminescent microparticle immunoassay) kit test is 99.9 % correct. But symptoms are present. CD4 count is also not that high, but till results are negative. No one can say HIV positive. Go to any government hospital and give the blood...  Read Full »

How conclusive is HIV CMIA test result on 26th day?

Query: Hello doctor, I took an HIV CMIA test on 26th day after a sexual encounter. The test result is negative. I had protected sex but I saw some blood on the inner parts of my partner. And also at the time I was having two pimples on my penis at the end and not on the tip. I am concern about that. Is an...  Read Full »


Dr. Ravinder Kaur Sachdeva

HIV AIDS Specialist

Answer: Hi, Welcome to icliniq.com. HIV negative test report at 26th day post-exposure is quite assuring, but, a confirmatory HIV antibody test is further required at three months of last exposure. There are no specific symptoms by which we can diagnose HIV. The complaints which you are having could be d...  Read Full »

Are rash and lymph node swelling after oral sex signs of ARS?

Query: Hi doctor,I gave oral sex to a man, whose HIV status was unknown, six weeks ago. I have now rash under both armpits and a swollen lymph node in my neck. I am attaching pictures of the rash and the lymph node. Could this be ARS?  Read Full »


Dr. Sushma Shah

HIV AIDS Specialist

Answer: Hello, Welcome to icliniq.com. I saw the attached pictures (attachment removed to protect patient identity). Oral sex has the least possibility of ARS (acute retroviral syndrome). I do not think you have ARS. Do you have dandruff or an earache or a toothache? Do you have a history of a cold or a...  Read Full »

Kindly guide me with the results of HIV screening test.

Query: Hello doctor, I am 35 years male who had low-risk penetrative activity (as used condom properly and no breakage) with a female of unknown status. On the 30th day (four-week mark), I had HIV 1 and two antibodies screening test. Serum equal to HIV 1/2 by flow through immunofiltration (seems rapid test...  Read Full »


Dr. Sagar Ramesh Makode

Cardiologist, General Medicine Physician, Internal Medicine Physician, Family Physician, General Practitioner

Answer: Hello, Welcome to icliniq.com. Do not worry about it, and you are unlikely to experience infected. Firstly, you had a very low risk of transmission as you used precautions and also the status of the partner is not known. Your combo test at sixth week almost rules out the possibility of HIV. Howeve...  Read Full »

How Accurate Is Cmia Test?

Query: Hi doctor,I had one sexual incidence. After 175 and 180 days, I got tested with CMIA technique. Please check my reports and suggest whether these are conclusively negative. How accurate is CMIA test?  Read Full »


Dr. Sarada Nagoti

Pathologist

Answer: Hello,Welcome to icliniq.com.Both the tests show a non-reactive result, which indicates that your reports are fine.Chemiluminescent microparticle immunoassay (CMIA) test is a reliable, accurate and standard method. It tests for P24 antigen as well as antibodies to HIV1 and 2. The accuracy of this te...  Read Full »

How is the CMIA combo test done for HIV testing?

Query: Hello doctor, I shall be thankful to you if you please answer few of my queries. How CMIA combo for HIV testing is done? How much it is reliable at 175 and 180 post incidence. INDEX was .14 and .08, respectively. What are the chances of error in the result? (Done at two different labs). Even after ...  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hi, Welcome to icliniq.com. Below are the specific answers for your questions. CMIA is based on chemiluminescence principle and it is performed on an automated analyzer. It is the most effective technique nowadays to rule out HIV. CMIA can almost 100 % rule out HIV after 90 days of exposure. Usua...  Read Full »

Is CMIA Abbott fourth generation test reliable at 13 weeks?

Query: Hi doctor, Is a CMIA Abbott fourth generation negative test 100 % reliable at 13 weeks? Can both p24 and antibody remain undetected by a combo test? Does CMV coinfection increase window period?  Read Full »


Dr. Rakesh Kumar Bahunuthula

Cosmetologist, Dermatologist, HIV AIDS Specialist, Venereologist

Answer: Hi, Welcome to icliniq.com. HIV infection has a window period of 1 to 3 months during which the test results can be a false negative. According to WHO, all results are considered conclusive at 12 weeks after the last exposure. Hence, your test is definitive if done at 13th week. As per the protoco...  Read Full »

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