Evap lines vs faint positive

It can sometimes be hard to tell whether that subtle, extra line on a pregnancy test is a positive result. An evaporation line or evap line typically appears as a faded streak, evap lines vs faint positive, while a faint positive pregnancy test result looks like a lighter blue or pink line, depending on the test dye color.

An evaporation line is a small streak where the positive line should be on a pregnancy test. It only appears on tests that show negative results, meaning it does not indicate pregnancy. Taking a pregnancy test can be a nerve-racking experience, especially when it is difficult to understand what the lines on the test mean. An evaporation line does not indicate pregnancy. If this type of streak appears, it usually means that a person has read the results too late or has otherwise misused the test. A positive test would change color in the same spot, blotting out the evaporation line.

Evap lines vs faint positive

The last thing you need are unclear results. So what is an evaporation line on a pregnancy test? Dye-based home pregnancy tests work by detecting the pregnancy hormone human chorionic gonadotropin hCG in your urine, says Kelli Burroughs , MD, a gynecologist in Houston. The first line is a control line, which displays regardless of whether you have a positive or negative result. The second line is a test line, and only pops up if you have detectable levels of hCG in your urine. This second line should be the same color as the control line, although it can range from very light to very dark depending on how much hCG there is in your body. An evaporation line is a faint line that appears in the results window of an at-home pregnancy test. It can look very similar to a positive pregnancy test , since it forms in the same place as the test line aka the second line that indicates a positive result. In short, an evaporation line is typically caused by user error. There are a few ways to determine whether that second line on your pregnancy test is an actual positive result or an evaporation line.

Unfortunately, some confusion when interpreting the results is unavoidable — especially if your test line comes back light or faint.

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Healthline only shows you brands and products that we stand behind. The second line may be an evaporation line. This line can appear in the results window of a pregnancy test as the urine dries.

An evaporation line is a small streak where the positive line should be on a pregnancy test. It only appears on tests that show negative results, meaning it does not indicate pregnancy. Taking a pregnancy test can be a nerve-racking experience, especially when it is difficult to understand what the lines on the test mean. An evaporation line does not indicate pregnancy. If this type of streak appears, it usually means that a person has read the results too late or has otherwise misused the test. A positive test would change color in the same spot, blotting out the evaporation line. For most people, getting an accurate result merely involves taking another test. Some people take pregnancy tests too early to receive accurate positive results. It may be a good idea to wait for a few days before taking another test.

Evap lines vs faint positive

Search thousands of pregnancy to pre-school related groups, classes and resources:. Unfortunately, with evaporation lines at play, interpreting your pregnancy test results can be a little more challenging than that. When you become pregnant, your body goes through many changes. One of the biggest changes your body goes through in early pregnancy, is in your pregnancy hormone levels. One of these hormones, called hCG human chorionic gonadotropin is what is responsible for giving you a positive pregnancy test result. Pregnancy tests work by detecting the amount of hCG in your urine- and once the hCG levels are high enough to be detected, a positive test result is shown on the pregnancy test. Sometimes, the second line- indicating a positive result on a pregnancy test- can be faint; this can happen if you are still very early in your pregnancy, and your hCG levels are not very high. If the hCG levels are not high enough, a negative test result is shown. Sometimes, however, pregnancy tests can be negative, but still show two lines. What causes this false positive result?

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On a pregnancy test, an evaporation line might appear after the urine sample has dried up and evaporated. Evaporation lines are actually streaks and not faint lines. When no test line appears but you are in fact pregnant, this is considered a false-negative result. Read more about our vetting process. Most home pregnancy tests need to be interpreted within two to five minutes of urination, adds Dr. But wait, is that a faint line you see? The risk of a false positive is higher when you read your results after the reaction time. Xulane is prescribed to help prevent pregnancy. This blog post will teach you how to make sense of confusing pregnancy test lines — including faint lines, evaporation lines, and indent lines — so you can go into your pregnancy testing experience feeling confident and capable of interpreting your test. And if you wait long enough, both lines may indeed show up— but that doesn't necessarily mean you're pregnant. Chemical pregnancies, molar pregnancies, and ectopic pregnancies can all affect your pregnancy test results. Want a personalized experience? Recommended for you Navigate your fertility with peace of mind.

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Otherwise, a positive result followed by a negative result a few days later could mean a very early pregnancy loss. Show more. That's because blue dye tests are notorious for leaving evaporation lines. Medically reviewed by Deborah Weatherspoon, Ph. Combined with a faint positive line, these symptoms make it more likely for you to be pregnant. In some cases, what looks like a positive pregnancy test result may actually be an evaporation line, also called an evap line. It may be a good idea to wait for a few days before taking another test. This blog post will teach you how to make sense of confusing pregnancy test lines — including faint lines, evaporation lines, and indent lines — so you can go into your pregnancy testing experience feeling confident and capable of interpreting your test. It only appears on tests that show negative results, meaning it does not indicate pregnancy. You can pick up a home pregnancy test at your local drugstore or online. Medically reviewed by Katerina Shkodzik, M.