Emuthi osemthethweni, kusho ukucindezelwa okuphansi uma izindinganiso zayo zingaphansi kuka-100/60 mm Hg. Ngakho-ke kubalulekile ukucabangela ukuthi kukhona okuthiwa i-hypotension yemvelo, lapho izingcindezi eziphansi ezanele zijwayelekile kumuntu, futhi uzizwa kahle, futhi ukukhulisa esimeni esivumelwaneni esiyinkimbinkimbi kubangela ukungonakaliswa kwenhlalakahle.
Izimpawu ezivamile zomshoshaphansi ophansi
I-hypotension yeqiniso ingumgogodla lapho izindinganiso zokucindezela zingena ngaphansi kwamagugu avamile. Ngenxa yokunciphisa ithoni ye-vascular, ukujikeleza kwegazi kuyehla, okwenza kube khona ukuphazamiseka kokunikezwa kwe-oksijini ezithombeni nezinhlelo. Ngenxa yalokho, ngokucindezelwa kwegazi okuphansi, kunezibonakaliso zokunciphisa amandla:
- ukukhathala okusheshayo;
- ukuxhuma;
- uzizwa ukhathele ngisho nangemva kokulala;
- ukuphazamiseka nokulahlekelwa ukunakwa;
- ukuphefumula ngisho nemithwalo encane.
Kwezinye izibonakaliso zokucindezela okuphansi, ngokuvamile kuvame:
- ukuphuza ikhanda esifundeni se-temporal kanye nesipilital, ngokuvamile egcinwa emva kokulala;
- ukuzondwa, ikakhulukazi ngokuguquka okubukhali esimweni somzimba;
- ukungafihli kanye nokuzizwa komkhuhlane emilenzeni (izandla nezinyawo kungashisa ngisho nokushisa okuphezulu ngokwezimo zangaphandle);
- ukwanda kwenhliziyo, ngezinye izikhathi ubuhlungu ngemuva kwe-sternum;
- ukuwohloka kwempilo ekushintsheni kwesimo sezulu;
- ukungazwakali ngokomzwelo, ukukhubeka okukhulu.
Ngaphansi kwengcindezi ephansi kakhulu, ukuphazamiseka nokudonsa ekushiseni komzimba kufakwe kulezi zimpawu.
Ngokuvamile, ekucindezelekeni okuphansi, okuyinto eqhubeka isikhathi eside, iziguli zinezibonakaliso zesifo ohlelweni lokuzala: ukuphazamiseka kokuhamba esikhathini kwabesifazane, kwehlisa amandla emadodeni.
Izimbangela nokuphathwa kokucindezela okuphansi
Izimbangela eziyinhloko ze-hypotension zifaka:
- ukucindezeleka isikhathi eside noma ukucindezeleka kwengqondo;
- ukunqanda ngokomzimba;
- ukusebenza ezimweni ezimbi (umswakama ophezulu, izinga lokushisa elincane, igumbi elingenalutho);
- ukuphazamiseka kwengcindezi ye-adrenal android;
- izifo zesimiso sezinzwa nesifo senhliziyo.
Ezimweni ezintathu zokuqala, uma ingcindezi ephansi ikhungulwa yi-overexertion noma izici zangaphandle, azikho ezinye izimpawu nezimpawu. Uma ukucindezelwa okuphansi kukhishwa yisifo, izimpawu ezithile eziqondile eziqondene nokuphazanyiswa komsebenzi wezinhlaka ezithile nezinhlelo zinganakwa izimpawu eziyisisekelo.