Urine Pregnancy Test

Urine pregnancy test is the home pregnancy test you take for detecting pregnancy. There are two ways of detecting the hCG hormone. Generally hCG levels in serum (blood) are higher. Thus it is easier to detect pregnancy by pregnancy blood test. Pregnancy blood test can be as early as 2-3 days after fertilization. Urine pregnancy test kits require a concentration of hCG that may take few days from implantation. This is because urine hCG levels are low.

Urine pregnancy test CPT code

Sitting here you may not find talking about urine pregnancy test confusing. However, a lab has thousands of urine samples. All are urine tests. And even urine test during pregnancy is not only for pregnancy detection. Pregnancy test may be a 24 hour urine test during pregnancy. This is for diagnosis of conditions like preclampsia or toxemia. It can be tragic if a urine sample for diabetes test gets a false negative urine pregnancy test report! Hence there is a code system to avoid such confusion.

CPT code for urine pregnancy test

The CPT code 81025 is for urine pregnancy test.

What does CPT code mean?

A CPT code means current procedural terminology for a medical procedures. It is maintained by American Medical Association. The CPT code 81025 comes in the category of urinalysis procedures. There are different CPT codes for every test from semen samples to tissue cultures.

What does CPT code 81025 mean?

CPT code 81025 means urine pregnancy test by visual color comparison method. CPT code for urine pregnancy test is like a tag for the sample to go in for pregnancy detection.

What are blood pregnancy test and urine pregnancy test?

A blood pregnancy test detects the level of hCG present in your blood. A urine pregnancy test does the same thing to your urine. Doctors perform blood pregnancy test. Blood pregnancy test take time and are expensive. They can detect pregnancy earlier. Urine pregnancy test are cheaper and don’t require any professional.

Qualitative pregnancy test

Urine pregnancy test is also called quantitative pregnancy. This is because it only detects whether your urine has hCG or not. The answer to ‘Am I pregnant?’ will only be yes or no. Qualitative pregnancy tests are the home pregnancy tests you take after missing your period.

Quantitative pregnancy test

Blood pregnancy test is quantitative pregnancy test. In this case the accuracy rates are higher. The amount of hCG present in blood calculated tells the duration of pregnancy. Quantitative pregnancy tests are confirmatory pregnancy tests.

Read more about Qualitative & Quantitative pregnancy tests.

Urine Pregnancy Test
Urine Pregnancy Test

What is an hCG urine test?

A hCG urine test is a pregnancy test that uses urine hCG levels to find out if you are pregnant. Urine pregnancy test is correctly termed as hCG urine pregnancy test.

Types of Urine pregnancy test

There are various types of home pregnancy tests. The different kinds of urine pregnancy test include:

  1. Traditional pregnancy tests

The standard pregnancy tests use an hCG strip to detect pregnancy. They are either dip strip or mid stream. You have to dip the hCG strip in urine collected in cup for Dip strip hCG  pregnancy tests. Midstream pregnancy tests are directly soaked in the urine stream.

  1. Early pregnancy test

Early pregnancy tests can detect pregnancy way earlier than other HPT. This is because they have the ability to detect even smaller amount of hCG elevation.

  1. Rapid response pregnancy test

Rapid response pregnancy test gives the pregnancy test results faster within few seconds. It takes about 2 minutes to give test results. But rapid response pregnancy tests make it even quick.

  1. Digital pregnancy test

Digital pregnancy test detects hCG in urine and displays the results digitally.

  1. One step pregnancy test

One Step Pregnancy Test as the name suggests are single step pregnancy test. They are generally non digital urine pregnancy test.

Pregnancy tests with weeks calculator

Pregnancy Test with weeks calculator is an advance pregnancy test. It can even calculate the duration of your pregnancy.

What is the use of hCG urine pregnancy test?

An hCG urine pregnancy test helps to find out if you are pregnant. There are many reasons for missed period. PCOD, cervical cancer and endometriosis can delay period. This test helps to find out whether the reason for nausea and other symptoms is pregnancy.

How does urine pregnancy test work?

The principle is very simple. It detects hCG levels in urine by hCG antibodies.

  • When a woman gets pregnant the embryo cells implant in the uterus.
  • Once the embryo attaches in the womb the placenta rapidly forms hCG.
  • This is the pregnancy hormone that comes in your urine. Urine test uses this hCG to detect pregnancy.
  • The hCG strip in pregnancy test has antibodies for it. They are detector particles that can detect hCG.
  • If they detect hCG in your urine the dye present in them shows color.
  • This is the test line and shows that you are pregnant.

How to use a urine pregnancy test?

You need to follow the instructions of pregnancy test carefully. Accuracy depends on how well you perform pregnancy test.

How to perform a hCG urine pregnancy test?

  1. Time your pregnancy test: It is important to wait for enough time to allow your body to produce hCG hormone. It is best to take pregnancy test after 2 weeks from missed period.
  2. Collect early morning urine: Early morning urine has a higher concentration of hCG. This makes it more probable to detect pregnancy accurately.
  3. Follow the instructions for exposing the hCG strip of PT.
  4. Wait for the results to form and match them with the key given on the kit.

How accurate are urine pregnancy tests?

Urine pregnancy tests claim accuracy rates of 99% and even above. However, on an average a urine pregnancy test is only 97% accurate. This is because a lot of factors influence a pregnancy test. Human error is the biggest drawback of this test.

Top 10 tips to do accurate urine pregnancy test

  1. Take the pregnancy test after you get implantation bleeding and cramps. This will be around 7 days after conception.
  2. Don’t drink caffeinated products before taking a pregnancy test.
  3. Use a clean cup and collect the first morning urine sample.
  4. Use a pregnancy test that suits your needs.
  5. Do not allow the pregnancy test to stand for more than 10 minutes.
  6. Time everything during pregnancy test accurately. Exposure time of pregnancy test should be exactly as mentioned on the kit.
  7. Keep the hCG strip untouched.
  8. Buy pregnancy tests after checking their expiry. Expired pregnancy test will not work and give false test results.
  9. Do not drop the test and keep it away from sunlight.
  10. If you get different results from different pregnancy test kits then get a pregnancy blood test.

How early can pregnancy be detected by urine test?

Urine tests require waiting for at least two weeks after missed period for most accurate results. There are pregnancy tests in the market that claim that the can detect pregnancy 6 days before missed period. This increases the chance of getting a false urine pregnancy test. False negative urine pregnancy test can jeopardize your pregnancy. If you start taking birth control pills again relying on accuracy of urine pregnancy test then your pregnancy might terminate.

Urine test for pregnancy can detect it about a week after conception. The earliest you can take pregnancy test is after you see symptoms of early pregnancy in you.

Urine pregnancy test results

Results of hCG urine test mean only two things. Either you are pregnant or you are not.

What if I get a positive hCG urine pregnancy test?

If you get a positive hCG urine pregnancy test that means that you are pregnant. A positive urine pregnancy test says that your urine has hCG levels of 25 mIU/mL or above.

What if I get a negative hCG urine pregnancy test?

A negative hCG urine test means that you are not pregnant. The symptoms you are seeing in you are not due to pregnancy. There may be other health complications for missing periods.

False positive urine pregnancy test

A false positive pregnancy test result is when you actually are not pregnant but test results are positive. This can be very depressing to later find out that all your excitement was in vain.

Reasons for false positive urine pregnancy test include medications and ectopic pregnancy. You can get an evaporation line in pregnancy test and assume it to be a positive pregnancy test.

False negative urine pregnancy test

A false negative urine pregnancy test is when you are actually pregnant but the test is negative. This can be because you took the test too early. Other reasons for this include using a very dilute urine sample.

Reasons for false negative urine pregnancy test also include using an expired pregnancy test.

Pregnancy urine test is not only limited to kits available in market. You can make homemade pregnancy test urine. Bleach pregnancy test is the best homemade pregnancy test. It also detects hCG in urine. The components of bleach produce toxic fumes during urine pregnancy test.

24 hour urine test pregnancy

There are other prenatal urine tests. They are for diagnosis of preclampsia or toxemia. This is the condition of high blood pressure in pregnant. A symptom of preclampsia is abnormal occurrence of proteins in urine. Preclampsia can jeopardize your unborn baby during labor.

24 hour urine test during pregnancy is collecting urine over 24 hours. Doctor will give you a big jar for 24 hour urine test pregnancy. After this there will be test for proteins present in the urine. It is important that you don’t spill sample for this test. If you spill the sample then the test will not be valid.

Urine pregnancy test is the first test for pregnancy. A blood pregnancy test is inevitable. In any case whether urine pregnancy test is successful to detect pregnancy or not, you’ll have to take a pregnancy blood test.


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