Ferritin: norma, snížené a zvýšené hodnoty – co říkají o zásobách železa
Autor: MUDr. Pavel Both, internista a diabetolog | Datum revize: \u010dervenec 2026
Obsah článku
Ferritin norma \u2013 tabulka hodnot
| Skupina | Norma ferritinu (\u03bcg/l) |
|---|---|
| Mu\u017ei | 30 \u2013 400 |
| \u017deny (premenopauz\u00e1ln\u00ed) | 15 \u2013 150 |
| \u017deny (postmenopauz\u00e1ln\u00ed) | 30 \u2013 400 |
| D\u011bti 1\u20135 let | 6 \u2013 24 |
| D\u011bti 6\u201315 let | 7 \u2013 140 |
N\u00edzk\u00fd ferritin \u2013 sideropenick\u00e1 an\u00e9mie a sideropenie
Ferritin odr\u00e1\u017e\u00ed z\u00e1soby \u017eeleza v t\u011ble. N\u00edzk\u00fd ferritin je nejcitliv\u011bj\u0161\u00ed ukazatel nedostatku \u017eeleza \u2014 kles\u00e1 d\u0159\u00edve, ne\u017e se sn\u00ed\u017e\u00ed hemoglobin nebo nastane pln\u00e1 an\u00e9mie. Souvislost mezi ferritinem, \u017eelezem a hemoglobinem a t\u0159i st\u00e1dia deficitu podrobn\u011b rozeb\u00edr\u00e1 \u010dl\u00e1nek Ferritin, \u017eelezo a hemoglobin.
P\u0159\u00edznaky n\u00edzk\u00e9ho ferritinu:
- \u00danava a sn\u00ed\u017een\u00e1 v\u00fdkonnost (i bez an\u00e9mie)
- Pad\u00e1n\u00ed vlas\u016f (telogenn\u00ed effluvium)
- L\u00e1mav\u00e9 nehty, such\u00e9 vlasy
- Restless legs syndrome (neklidn\u00e9 nohy)
- Zhor\u0161en\u00e1 koncentrace a pam\u011b\u0165
- Bledost, bu\u0161en\u00ed srdce (p\u0159i pln\u00e9 an\u00e9mii)
Nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010diny n\u00edzk\u00e9ho ferritinu:
- Nedostate\u010dn\u00fd p\u0159\u00edjem \u017eeleza (vegetari\u00e1nsk\u00e1 nebo vegansk\u00e1 strava)
- Menstrua\u010dn\u00ed krv\u00e1cen\u00ed (\u017eeny s silnou menstruac\u00ed)
- T\u011bhotenstv\u00ed \u2013 zv\u00fd\u0161en\u00e1 pot\u0159eba \u017eeleza
- Krv\u00e1cen\u00ed do GIT (\u017ealude\u010dn\u00ed v\u0159edy, st\u0159evn\u00ed z\u00e1n\u011bty, n\u00e1dory)
- Celiakie \u2013 porucha vst\u0159eb\u00e1v\u00e1n\u00ed
Zv\u00fd\u0161en\u00fd ferritin
Zv\u00fd\u0161en\u00fd ferritin nemus\u00ed znamenat p\u0159ebytek \u017eeleza \u2014 je to tak\u00e9 reaktant akutn\u00ed f\u00e1ze, kter\u00fd stoup\u00e1 p\u0159i z\u00e1n\u011btu, infekci nebo po\u0161kozen\u00ed jater.
P\u0159\u00ed\u010diny zv\u00fd\u0161en\u00e9ho ferritinu:
- Hemochromat\u00f3za \u2013 genetick\u00e1 porucha vst\u0159eb\u00e1v\u00e1n\u00ed \u017eeleza; ferritin nad 1000 \u03bcg/l s vysokou saturac\u00ed transferinu
- Jatern\u00ed onemocn\u011bn\u00ed (hepatitida, alkoholick\u00e1 cirh\u00f3za) \u2013 j\u00e1tra uvol\u0148uj\u00ed ferritin
- Z\u00e1n\u011bt a infekce \u2013 ferritin jako protein akutn\u00ed f\u00e1ze
- Alkohol \u2013 chronick\u00e9 nadm\u011brn\u00e9 pit\u00ed zvy\u0161uje ferritin
- N\u00e1dorov\u00e1 onemocn\u011bn\u00ed \u2013 zejm\u00e9na lymfomy, leuk\u00e9mie
Kdy je ferritin p\u0159\u00edli\u0161 n\u00edzk\u00fd? Hranice pro suplementaci
L\u00e9ka\u0159i a odborn\u00edci se li\u0161\u00ed v tom, kdy za\u010d\u00edt suplementovat:
- Pod 15 \u03bcg/l \u2013 jednozna\u010dn\u00fd deficit, suplementace nutn\u00e1
- 15\u201330 \u03bcg/l \u2013 deplece z\u00e1sob, p\u0159i p\u0159\u00edznac\u00edch (\u00fanava, pad\u00e1n\u00ed vlas\u016f) suplementace doporu\u010dena
- 30\u201350 \u03bcg/l \u2013 doln\u00ed hranice dostate\u010dnosti; n\u011bkter\u00e9 zdroje doporu\u010duj\u00ed doplnit na 50\u201380 \u03bcg/l pro optim\u00e1ln\u00ed funkci
Souvisej\u00edc\u00ed \u010dl\u00e1nky
- Ferritin u \u017een \u2013 normy, funk\u010dn\u00ed nedostatek, pad\u00e1n\u00ed vlas\u016f
- Ferritin, \u017eelezo a hemoglobin \u2013 t\u0159i st\u00e1dia deficitu \u017eeleza
- MCV, MCH, MCHC \u2013 klasifikace an\u00e9mie
- P\u0159ehled v\u0161ech laboratorn\u00edch hodnot
Informace v tomto \u010dl\u00e1nku maj\u00ed eduka\u010dn\u00ed charakter a nenahrazuj\u00ed l\u00e9ka\u0159sk\u00e9 vy\u0161et\u0159en\u00ed.