B12 good, Ferritin bad
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I now have monthly B12 jabs, and over a period of almost 12 months, my B12 has risen from under 100 to 879. This is great, and I can really tell the difference. However my Ferritin levels have failed to improve much, and are still just 22 (normal range 12 - 150). I'd be happy if they reached something like 75. I've been taking iron tablets and will step up the dose (even though they upset my stomach), but I wonder if any other sufferers have taken this long to improve. Is it reasonable for my Ferritin to take so long to rise, or is something else going on?
0 likes, 21 replies
Heather2612 bluemaran
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bluemaran Heather2612
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june_rose bluemaran
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Heather2612 bluemaran
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MCV:
High MCV = B12/Folate Deficiency
Low MCV = Iron deficiency
An elevated MCV level is what is usually used to confirm B12 or folate deficiency, when the tests for these were low. A low MCV would be used to confirm iron anaemia in a person with a low ferritin level. However, if the patient has low B12/folate and low iron then the effect on the MCV level will be cancelled out - the B12/folate will elevate it, but the coexisting iron deficiency will lower it - leaving you with a false normal result.
Now look at the MCH, MCHC, Hb and HCT levels:
High MCH - B12 Deficiency, thyroidism
High MCHC - B12 or Folate deficiency
High Hg or HCT - Living at high altitude, smoking, dehydration
Low MCH - Iron anaemia
Low MCHC - Iron anaemia, persistent blood loss
Low Hg - Iron anaemia, Vitamin deficiency, hypothyroidism, persistent blood loss
Low HCT - Anaemia in general (iron, B12 folate etc.)
These are not the only reasons why these levels can be out of range but they are the ones which concern us most when trying to interpret them in relation to B12 Deficiency.
bluemaran Heather2612
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MCV 88.5
MCH 30.1
MCHC 340
B12 544
Folate 12.8
and all other readings were within norms.
But my serum Ferritin hovers around 22 - 24, close to the low end of the scale, regardless of supplements. This suggests blood loss, although my periods stopped 6 months ago and I've no gastric symptoms.
My B12 has since increased to the high 800s due to monthly jabs.
A gastroscopy came back clean, but I've not had the endo. Do you think there is any need, or is the current low Ferritin just part of the adjustment to higher B12 levels?
I have a very busy and active life for 58, but completely crashed just a couple of days before the last jab. Suspecting low ferritin, I changed to ferrous fumerate and got terrible gut cramps, so am now on ferrous sulphate which seems less brutal. I'd really like to see higher levels. I'll take up the Vit C suggestion.
caitlin39841 bluemaran
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Caitlin
bluemaran caitlin39841
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caitlin39841 bluemaran
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Caitlin
Heather2612 bluemaran
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bluemaran caitlin39841
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bluemaran Heather2612
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Eosinophil:
Feb 2013 0.1
Mar 2014 0.2
Nov 2014 0.1
Basophil:
Feb 2013 0.1
Mar 2014 0.1
Nov 2015 0.0*
I think there may be some more recent white cell results on file at my GPs, taken about 6 weeks ago, and described as "normal", but I'll ask for the actual figures.
The Nov 2014 Basophil result triggered a note to repeat the test at 6 weeks, but no recall was made. By chance, I asked the jab nurse for a B12/Ferritin test in February to monitor my response, but when I rang for the results I was puzzled to find someone had changed it to a white cell test. This was dismissed as a "clerical cock-up" at the time, and I was re-tested for B12/Ferritin last week. However I am beginning to see that it's the white cell result that they were after, because it might have revealed a cause for concern.
A little more openess from my GP's practice wouldn't go amiss. I find myself having to become my own "physician". It takes 3 weeks+ to get any appointment to ask a simple question. Meanwhile, I have to play the detective with them over test results, simply for the sake of efficiency. It makes both parties tetchy. Ask for any technical details and their hostility and paranoid suspicion about my "motives" goes off the clock. I just want to be allowed to understand my own health properly, so I can mind it and stay well, without getting under the over-stretched NHS's feet. This appears to be interpreted as an attack on their professional reputation, so simple enquiries become a minefield.
Rant over.
Incidentally, I still have occasional bouts of exhaustion, "fogginess", short temper, bleeding gums, sore tongue, and numb hands, in spite of my high B12. To me, this suggests anaemia is still a problem. I also have virtually no sense of taste - everything is metallic. Weird.
caitlin39841 bluemaran
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Caitlin
bluemaran caitlin39841
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bluemaran Heather2612
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Right, white cell results from 6th March this year read:
Neutro 1.9
Lympho 1.4
Mono 0.3
Eosino 0.1
Baso 0.0
These all fall within the given normal ranges. But reviewing my notes, it's the Neutrophil reading on 1.4 (norm 1.9-7.5) in November last year that triggered the most concern.
My Neutrophil results have been falling steadily:
3.1 in Feb 2013
2.2 in March 2014
1.4 in November 2014
1.9 in March 2015
What might this flag up?
Heather2612 bluemaran
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bluemaran Heather2612
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Does a falling Neutrophil reading, against a background of rising B12 reading, and consequential low/static Ferritin result look logical to you? Everything impacts on everything else, which is a little brain-taxing. From the little bit of research I've done, it looks as though - if I can get my Ferritin back up now - the Neutrophil reading might improve too.
Heather2612 bluemaran
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bluemaran Heather2612
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