Chiratidzo hyperkalemia - chiratidzo chirwere umo yakawedzera kuti anokoshesa kupfuura 5 mmol / L potassium pamwero muropa serum. Muvanhu, potassium kazhinji kusimbiswa masero nokuvapa DNA uye mapuroteni usage, sero kukura, zvakajairika kushanda makemikari uye t. D. 2 chete% kuti potassium iri extracellular mvura. Renal uye extrarenal zvigadziriswe potassium homeostasis anodzokororwa, nokuchengeta rokutanga potassium yabudiswa, uye ndima yechipiri inopiwa potassium muzvitokisi kubva extracellular mvura. Action potassium ndiko kupa wemagetsi zvinogona foni membranes. Chiratidzo hyperkalemia mune mwero Danho - rutapudzo kuti Kamudzira achizorora aikwanisa tsinga uye tsandanyama masero, hunobata kuwedzera excitability nemasero. Kana potassium wevasungwa muropa achisimuka 7.5 mmol / L, masero vanorasikirwa excitability zvavo zvachose.
Hyperkalemia: Zviratidzo
Hyperkalemia achabatsirwa depolarization kwamakamuri uye rutapudzo pakati excitability dzavo chinokonzera tsandanyama simba, kufema kukundikana uye paresis. Cardiotonic chiito kunoratidza yakakwirira potassium Vakarodza T mafungu kwemwoyo unonzi, electrocardiograph. Mune zvimwe zviitiko, chirwere kunokanganisa elongation of PQ-chinguva, uye kuwedzera kwebasa QRS-kunzwisisa uye tava kuderera AV uye kurasikirwa P chinozunguzirwa zviratidzo zvose izvi kutungamirira ventricular fibrillation uye asystole.
Chiratidzo hyperkalemia: zvinokonzera
In utano vanhu ari kudya kuti potassium pamatunhu mishonga Kashoma kunokonzera chirwere. Kukonzera chirwere chaiye renal nerevane - adrenal insufficiency. Kusiyana neizvi, oliguric chakasimba renal kukundikana kunowedzera muropa potassium mumatunhu ari pfupi pasina kwakawedzera potassium mutoro. A nhamba varwere chisingaperi renal insufficiency pamusoro mwero hyperkalemia mugumisiro aldosterone kushaikwa, riri basa secretion kuti potassium. Ichi chirwere kakawanda kuchengetwa chirwere cheshuga nephropathy, tubulointerstitial cheitsvo uye kukuvara juxtaglomerular midziyo.
kuongorora chirwere
Hyperkalemia ari kuona nokuda Murabhoritari miedzo zviri serum kuti potassium uye electrocardiographic kuzviongorora.
Mabatirwo hyperkalemia
Zviratidzo hyperkalemia wokutanga havafaniri kungosiyiwa. Chenjera kutanga, izvo kuparadza upenyu murwere zvakaipa pamwe intravenous yaitonga calcium gluconate mhinduro maawa ose 2-3. Kuwedzera karusiyamu tigutsikane muropa kunodzikira uye anowedzera chikumbaridzo zvinogona musiyano pakati chiito kwaniso uye zororo, kuderedza excitability kwamakamuri. Intravenous kwokubatsira yavaibvisa hydrogencarbonate inosimudzira inonzi yakapedza potassium kubva extracellular mvura mumakamuri zvakananga. Uye yokudzivisa hypokalemia nomutsinga raitongwa jekiseni vakunde basa yavaibvisa-potassium pombi uye pakudaro - mu aibuda potassium masero. Kuderedza wevasungwa kuti potassium mu serum yavaibvisa ratidzai Ion Exchange nebwe fosfattsellyuloznuyu, kazhinji tichibatanidza paro sorbitol. Kugadzwa Inogadzirwa nemasiridzi anobuda mumiti yakakodzera kudzivirira zvirwere iri rikwanise renal kukundikana. Chiratidzo hyperkalemia raikura tichifambirana kubviswa pamwe hemodialysis kana peritoneal dialysis pamwe bezkalievym mhinduro.