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Serum vitamin b12 1077 ng/l serum folate 3.7 ug/l

Cobkingkat profile image
5 Replies

37 year old male. For past year have attended my doctors surgery feeling unwell, extreme fatigue, bone/joint/limb/pain had bloods done on every occasion doctor said the results were normal when tested.

On last occasion I pressed the doctor for answers as to why I was feeling so ill. He phoned the next day to say after looking back through the results that they were in fact abnormal!

Serum vitamin b12 1077 ng/l

Serum folate 3.7ug/l

Serum iron level 12 umol

Serum ferritin 339

Transferrin index 18

Can anyone tell me what’s going on with these results

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Cobkingkat
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5 Replies
Sleepybunny profile image
Sleepybunny

Hi,

Do you have the reference ranges for each of these tests? Ranges can vary between areas of UK and from country to country.

Links below may have useful info.

Blood tests

b12deficiency.info/b12-test...

Macrocytosis

patient.info/doctor/macrocy...

Full Blood Count and Blood Film

labtestsonline.org.uk/tests...

patient.info/doctor/periphe...

Folate Deficiency

patient.info/doctor/folate-...

Iron Studies

labtestsonline.org.uk/tests...

Serum B12

labtestsonline.org.uk/tests...

Which tests has your GP said are above or below range?

I'm guessing your B12 is above range and possibly your ferritin but difficult to tell without seeing ranges and units of measurement.

Have you been supplementing B12 and iron recently?

What is your GP going to do about your abnormal results?

Have you been referred to a haematologist?

I am not medically trained.

Cobkingkat profile image
Cobkingkat in reply to Sleepybunny

Thanks so much for your reply

Gp has referred me to a haematologist.

Serum iron level 12 (range 13 -30)

Saturation index 18 (range 20-50)

Had slight haemolysis so other tests were unsuitable.

Have never supplemented.

Gambit62 profile image
Gambit62Administrator

what is your GP doing about the results.

Your folate is on the low side but not quite at the deficiency cut off.

Your B12 looks high

I don't know if the serum iron is in range or just below/above without the range but your serum ferritin is very high.

Is your GP running any other tests, eg liver and kidney function?

This site isn't a substitute for proper medical advice - we can support and sometimes answer questions/make suggestions and possibly explain the significance of a medical diagnosis but we can't really provide you with a diagosis - you need to speak to your doctor for that.

Cobkingkat profile image
Cobkingkat in reply to Gambit62

Thanks so much for your reply

Gp has referred me to a haematologist.

Serum iron level 12 (range 13 -30)

Saturation index 18 (range 20-50)

Had slight haemolysis so other tests were unsuitable.

Have never supplemented.

Gambit62 profile image
Gambit62Administrator in reply to Cobkingkat

high ferritin but low iron is an indicator of some types of anaemia so referral to a haematologist is the right move.

Whilst this forum has anaemia in the title it is a misnomer. PA is actually an auto-immune gastritis that affects the mechanism you use to absorb most of your B12 from food. It was first observed as a type of anaemia in which red blood cells are larger and rounder than normal - which is a symptom of the B12 deficiency - that was a couple of hundred years ago before vitamin B12 was identified let alone identified as being the cause of the symptoms.

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