Serumski C-reaktivni protein i nutritivni parametri kod bolesnika na hemodijalizi

  • Tamara Dragović Military Medical Academy, Clinic of Endocrinology, Belgrade, Serbia
  • Mirjana M Mijušković University of Defence, Faculty of Medicine of the Military Medical Academy, Belgrade, Serbia
  • Brankica Terzić University of Defence, Faculty of Medicine of the Military Medical Academy, Belgrade, Serbia
  • Danijela Ristić Medić University of Belgrade, Institute for Medical Research, Centre of Research Excellence in Nutritional and Metabolism, Belgrade, Serbia
  • Zoran Hajduković Military Medical Academy, Clinic of Endocrinology, Belgrade, Serbia; University of Defence, Faculty of Medicine of the Military Medical Academy, Belgrade, Serbia
  • Slavica Rađen Military Medical Academy, Clinic of Nephrology, Institute of Hygiene, Belgrade, Serbia;
Ključne reči: albumini, c-reaktivni protein, zapaljenje, nutritivni status, hemodijaliza

Sažetak


Apstrakt

 

Uvod/Cilj. Inflamacija je jedan od glavnih faktora odgo­vornih za nastanak vaskularnih komplikacija kod bolesnika sa terminalnom bubrežnom insuficijencijom. C reaktivni protein (CRP) se smatra senzitivnim markerom sistemske inflamacije, kao i faktorom koji doprinosi povećanom riziku od opšteg i kardiovaskularnog mortaliteta. Albumin je nega­tivni protein akutne faze zapaljenja i njegova sinteza opada sa napredovanjem sistemske inflamacije. Za bolesnike na hemodijalizi poznato je da pate od visokog stepena protein­ske malnutricije usled smanjene sinteze proteina i njihove pojačane razgradnje. Nizak nivo serumskog albumina kod tih bolesnika je posledica kompleksnog stanja koje podra­zumeva sistemsku inflamaciju, malnutriciju i prekomernu hidrataciju. Cilj naše studije bio je da se ispita učestalost po­višenog serumskog CRP-a u našoj populaciji dijaliznih bole­snika i da se utvrdi stepen njegove korelacije sa serumskim albuminom i drugim parametrima nutritivnog statusa. Me­tode. Ispitivanjem je obuhvaćeno 49 bolesnika na hronič­nom programu hemodijalize u Centru za hemodijalizu Kli­nike za nefrologiju Vojnomedicinske akademije u Beogradu. Uzorci krvi za analizu uzimani su tokom punkcije arterio­venske fistule, a pre druge nedeljne hemodijalize. Određi­vanu su sledeći parametri: serumski nivo uree i kreatinina pre i posle procedure, CRP, hemoglobin, glikemija, ukupni holesterol, trigliceridi, glikozilirani hemoglobin (HbA1c), in­sulinemija i C-peptid pre hemodijalize. Rezultati. Od ukupno 49 dijaliznih bolesnika, bilo je 37 (75,5%) muška­raca i 12 (24,5%) žena, prosečne starosti 56,04 ± 13,93 go­dine. Dužina lečenja hemodijalizom je prosečno iznosila 7,37 ± 5 godina. Povišene vrednosti serumskog CRP-a (više od 3 mg/L) imalo je 65,3% bolesnika. U grupi bolesnika sa povišenim nivoom CRP-a u serumu, bilo je značajno više dijabetičara (n=12) u odnosu na grupu sa normalnim ni­voom CRP-a u serumu (n = 3) (p ≤ 0,05). Uočili smo po­stojanje značajne pozitivne korelacije između serumskog CRP-a i serumske uree nakon dijaliznog procesa. U ispitiva­noj grupi postojala je negativna korelacija između serum­skog CRP-a i serumskog albumina, HbA1c, ukupnog hole­sterola i triglicerida. Ta korelacija nije bila statistički zna­čajna. Zaključak. Naša studija je potvrdila visok stepen si­stemske inflamacije kod dijaliznih bolesnika izražene kroz visoku učestalost povišenih vrednosti serumskog CRP-a. Negativna korelacija između nivoa serumskog CRP-a i se­rumskog albumina kao i drugih nutritivnih parametara, su­geriše da hronična inflamacija može biti ključna karika koja povezuje proteinsku malnutriciju sa visokim morbiditetom i mortalitetom ovih bolesnika.

Reference

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2021/02/24
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