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Doctor insights on: Electromyography Test

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Acth stimulation test results accurate?

Acth stimulation test results accurate?

Depends: I'm assuming no lab errors. If you get a very high cortisol spike after receiving the first dose of ACTH, you are reassured you do not have Addison's. No, or a very small spike, strongly suggests Addison's. In-between... that's why there are specialist endocrinologists. ...Read more

Dr. Michele Arnold
1,322 doctors shared insights

Electromyography (Definition)

Emg (electromyography) is a test of your muscles and nerves. It is typically performed along with nerve conduction studies (ncs). The EMG portion involves placing a recording pin (like a fine wire antenna) into various muscles, looking for 'muscle distress signals' that could suggest nerve or muscle diseases/problems. Nerve conduction studies involve stimulating nerves ...Read more


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Emg/ncv test will show what exactly?

Emg/ncv test will show what exactly?

See below: Ncv, or nerve conduction velocity, is an electrical diagnostic test that provides information about abnormal conditions in the nerves. Emg, or electromyography is a technique for evaluating and recording the electrical activity produced by muscles. ...Read more

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Is hiv-1-pcr quantitative and HIV RNA PCR quantitative same tests?can DNA PCR test be quantitative?

Is hiv-1-pcr quantitative and HIV RNA PCR quantitative same tests?can DNA PCR test be quantitative?

HIV testing: Yes. Viral testing can be qualitative or quantitative. Most HIV RNA testing is quantitative. ...Read more

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What does a emg test show?

EMG: An electromyogram (EMG) measures the electrical activity of muscles at rest and during contraction. ...Read more

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Is an emg test painful?

Is an emg test painful?

Uncomfortable: Like a lot of medical tests emgs are not fun. I tell patients there will be some discomfort but it should be tolerable and not last too long. ...Read more

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What is electromyography (emg )?

What is electromyography (emg )?

Electromyography: Emg and ncv testing is used to help diagnose nerve and muscle problems. Examples include spinal nerve impingement (from herniated disc), carpel tunnel syndrome, ulnar syndrome, sources of radiating pain. Pain, numbness, weakness, muscle fatigue are some of the reasons that you may need an emg/ncv test. ...Read more

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What tests are done to check for celiac? Stool test. Blood test? Specific test?

What tests are done to check for celiac? Stool test. Blood test? Specific test?

Several available: You can go through a two stage screening process.Celiac disease is an exaggerated form of gluten intolerance and may be suspected based on blood tests: elevated ttg-iga, if IgA deficient - ttg-igg.If the blood tests are suggestive an intestinal biopsy to study the cell changes is confirmatory. ...Read more

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Docs, could a blood test or urine test detect chlamydia?

Docs, could a blood test or urine test detect chlamydia?

Testing: Chlamydia tests include a culture that may take 5 to 7 days to grow. A direct fluorescent antibody test looks for antigens. A nucleic acid hybridization test or a nucleic acid amplification test looks for chlamydia dna &enzyme –linked immunosorbent assay. Directing sampling uses fluids from cervix, urethra throat, eye (whichever area is impacted). Urine testing is also possible. ...Read more

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Positive quantiferon gold test but negative xray?

Positive quantiferon gold test but negative xray?

See below: It means that you have been exposed to tb. A chest x-ray that is positive would indicate either past or active infection. ...Read more

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Is a four week negative HIV antibody test / negative PCR test reliable?

Is a four week negative HIV antibody test / negative PCR test reliable?

HIV diagnosis: Antibody titers have been reported to be delayed as long as six months, but this is very unusual. A negative pcr for viral RNA is virtually determinative of the absence of infection. ...Read more

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What laboratory test can detect hypocalcemia?

What laboratory test can detect hypocalcemia?

Hypocalcemia: A simple blood test, but there must be several other lab tests to be done on the same sample. If your doctor only requested serum calcium you might need a new doctor. Low calcium on its own must have a cause and that must be found by the lab studies. ...Read more

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What is the ssa/Ssb blot test antibody blood test?

What is the ssa/Ssb blot test antibody blood test?

A test: for a certain autoimmune condition. it's important to understand that these blood tests need to be interpreted carefully in the context of your symptoms and exam findings. a positive test doesn't necessarily mean you have the condition. ...Read more

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How's a poliovirus antibody level test performed?

How's a poliovirus antibody level test performed?

Neutralization assay: Poliovirus antibodies are tested via neutralization assay for polio type 1, polio type 2, and polio type 3 separately. Protection to one type of polio does not protect you from the others. One needs to have protective titers to all three types to be "immune". ...Read more

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How painful is an emg (electromyogram) test?

How painful is an emg (electromyogram) test?

Tolerable discomfort: Emg and nerve conduction studies are typically performed together. Nerve conduction studies feel like a short electrical impulse and are, in a word, annoying. Several nerves are tested. Emg involves placing a fine wire pin into various muscles-- the pin is about the size of an acupuncture needle and feels like an insect bite-- not as bad as a shot, iv, or blood draw. Several muscles are tested. ...Read more

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Please interpret- C.trachomatis RNA TMA Result: Detected. Standard range: Not detected. Test performed using the Aptima Combo2 (R) assay gen-probe(r)

Please interpret-
C.trachomatis RNA TMA Result: Detected. Standard range: Not detected. Test performed using the Aptima Combo2 (R) assay gen-probe(r)

You have chlamydia: "Detected" means the test found chlamydia -- i.e. a positive result. Return to the doctor or clinic where the test was done for treatment. (If you tested yourself at a lab, see a doctor or clinic ASAP.) Your current or recent sex partner(s) also need treatment. Good luck! ...Read more

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Are an EEG test and a sleep study test different?

Are an EEG test and a sleep study test different?

Yes: Eeg records brain activity alone (save for one lead to record the heart), while sleep studies also record leg movement, breathing, oxygen levels. ...Read more

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Is tensilon test done?

Rarely: While still useful as a discussion point to show how disruption of acetylcholine receptors causes myasthenia gravis, the tensilon test is slowly mbeing supplanted by laboratory and electrical tests that are more sensitive and reliable. ...Read more

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Would tova test be an accurate test?

Would tova test be an accurate test?

Pain: The tova test is to assess sustained attention. It can be used as one part of an evaluation for your condition. Certainly pain interferes with concentration. ...Read more

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