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Do pregnancy tests stop working after you're a certain amount of weeks?

63 replies

Jadexclark · 27/09/2014 16:40

Hi there, I was reading on the Internet that you can get a false negative if you've tested too late in your pregnancy because the tests only have a certain amount of HCG they pick up on.

How true is this? Thank you :)

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Jadexclark · 30/09/2014 15:09

Sorry to hear about your previous two mc though Babiecakes, how far gone are you now? :) x

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Jadexclark · 30/09/2014 15:09

Babiecakes, I have a scan booked on Friday, I didn't know whether I should just wait. But on the other hand, I don't want to see maternity things if it's not the news I want to hear, like you said. I think my EPU might do walk ins but they'll probably just tell me to wait until Friday anyway. I Had a chemical pregnancy a year ago. This is the first time me and my (ex) partner have gotten close to it being possible. X

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Babiecakes11 · 30/09/2014 14:56

This reply has been deleted

Message withdrawn at poster's request.

katandkits · 30/09/2014 12:05

Try a digital pregnancy test. For a tenner your impatience could be satisfied this afternoon!

Jadexclark · 30/09/2014 11:59

Kits, I do have an appointment but on Friday... I'm far too impatient to wait lol

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katandkits · 30/09/2014 11:57

Most epu clinics will not take walk ins. Some do. Phone and ask. Round here you need a gp referral. Why not just see your doctor?

Jadexclark · 30/09/2014 11:15

An EPU - is that at the hospital? Because I'm pretty sure that they wouldn't just accept me lol, not unless I ring them beforehand and explain..?

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Babiecakes11 · 29/09/2014 17:27

This reply has been deleted

Message withdrawn at poster's request.

KittyVonCatsington · 29/09/2014 17:08

Hi Jade I am getting more and more confused as the HCG ONE brand picture of a test you last posted looks like this opened normally - not the one you posted before that looks like a Clearblue OPK...

I am so sorry that your GP can't fit you in today but unless you tell them it is for an emergency appointment they won't put you in as a priority. With the information you have given in this thread and in previous threads, I think that you may have to start 'bending the truth' so that you get seen.

It is highly unlikely you are still pregnant as, if I remember correctly, you got fairly good HPT BFP results back in August but a few days later, you had bleeding and then negative tests afterwards. (I am so sorry about this - I have been through the same and it is horrendous. Coupled with splitting up with your partner and I can see why you don't know if you are coming or going Thanks )

If your cycle has not reverted back to normal by now, then I think you have grounds to go to an EPU or similar (if you can take the day off work, you should be able to "walk-in" tomorrow morning for a slot the same day) and say that you are worried that there may be something wrong and you have been experiencing some cramping still, after a suspected chemical pregnancy back in August and would like to be checked out urgently.
They can tell you once and for all, if there is still a viable pregnancy or not. Either way, they can also advise you in case anything is wrong as to why you have not had a proper AF.
Otherwise, you can wait to see the GP on Friday - they will book you in for blood tests a few days later and you will get the results a few days after that.

Do pregnancy tests stop working after you're a certain amount of weeks?
SoonToBeSix · 29/09/2014 14:09

Sorry I meant Jade not kitty!

mumxof3x · 29/09/2014 14:04

Almost positive it would still be showing a positive result at 10wks...its very very rare that it would be showing negative, the first strip is flooded and I see no second line and the second test looks like an opk as been said. Best bet is gp because testing is just not helping you really, you will need a blood test.

katandkits · 29/09/2014 13:20

Actually the green one was a preg test, it says hcg on your photo but I don't see a second line.

katandkits · 29/09/2014 13:19

They both look like opk tests. Whenever I have got cheapies the green ones have been for ovulation and the blue ones for pregnancy. The other one looks like a test stick for the clear blue monitor.I have used a lot of piss sticks! Get a proper pregnancy test. If you are 10 weeks pregnant 99.9% says you will get a positive result. If you get a negative you need to see a doctor about your symptoms and your missing period. You can get a cheap pregnancy test in poundland or get a digital if you need to see it in black and white.

SoonToBeSix · 29/09/2014 13:10

I thought it looked like clear blue opk test as well. I very much doubt you are pregnant kitty.

Jadexclark · 29/09/2014 09:30

It was these Kitty x

Do pregnancy tests stop working after you're a certain amount of weeks?
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Jadexclark · 29/09/2014 09:15

It's one I found on the internet about two months ago Kitty, I'm not sure what brand it is but it said that they distribute to NHS?

Rang the doctors and they don't have an appointment til Friday! I'm disgusted! I told them all about my situation as well...

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KittyVonCatsington · 29/09/2014 06:25

Jade is that second post/picture a ClearBlue OPK?

It doesn't look like a home pregnancy test to me, but I could be wrong. If it is an OPK-that isn't positive as the lines need to be both the same colour. If it is a pregnancy test then it is positive (what brand/type is it, just out of curiosity?)

Good luck today at the doctors.

FruitbatAuntie · 29/09/2014 00:02

Hook effect is possible but v unusual as others have said.

I took a test the day I went in to have DS, out of curiosity as I'd read that tests don't work after a certain point. It still came out positive.

Jadexclark · 28/09/2014 23:34

Bertie, thanks for answering... I'm not sure about how dark it should be either, but I know by 10 weeks you should get a definite positive. I've also read if you're 10 weeks the line might be faint because of all the hormones in your body, sometimes a test can get overloaded.. Not sure how true that is though!

Thank you yellowrose :)! Me and my partner split up end of July unfortunately, and I know my last proper menstrual period was 14th July so I counted forward from there.. I havent had intercourse since I've been with him, so... Thank you! I'm hoping a congrats is in order haha!

I'm going to the doctors tomorrow for definite results. If I can get past the bloody nosey receptionists we have at our practise! X

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SoonToBeSix · 28/09/2014 23:21

It is positive but faint.

yellowrose2728 · 28/09/2014 23:17

That does look positive Smile

What makes you think you are 10 weeks? I would say (and only based on my experience) this is an early pregnancy

Congrats maybe in order though? Thanks

BertieBotts · 28/09/2014 23:08

That one looks clearly positive to me. I don't know how dark it should be. Hope you get some answers at the docs - make sure they check everything is as it should be.

Jadexclark · 28/09/2014 23:05

But wouldn't it be a lot darker if I was 10 weeks? :/

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Jadexclark · 28/09/2014 23:05

Oh damn it hahaha. I did another Internet cheapie, one I've had for about 8 weeks, one I found ransacking my room after I used up the test that my friend gave me, what about this one Kitty?

Do pregnancy tests stop working after you're a certain amount of weeks?
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KittyVonCatsington · 28/09/2014 15:53

A positive line will be much closer to the test line with the rest of the 'window' white not pink xx