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Curso de Medicina
DECME / UFOP

       Clínica Cirúrgica II
           Prof. Iure Kalinine



 Hemorragia Digestiva no Paciente
             Grave
Hemorragia Digestiva Alta


Epidemiologia
•     10x maior no doente grave internado
•     5% a 15% dos doentes críticos sangram
•     Condições frequentemente associadas:
     –    Choque
     –    Sepse
     –    Ventilação mecânica
     –    Pós-operatório: transplantados, queimados graves
     –    Coagulapatias
     –    Em uso de nutrição parenteral exclusiva
Hemorragia Digestiva Alta


Patogênese da HDA no Doente Crítico

• 90% - HDA (Úlceras gastroduodenais e/ou
  LAMGD)
• Retrodifusão H+ ativação mastócitos
  liberação de histamina
• Redução do fluxo sanguíneo esplâncnico
• Ação dos corticocosteróides, AINES,
  quimioterápicos     redução da produção de PG
  pela mucosa gástrica
• Lesão da mucosa gástrica pelos radicais livres
  liberados na síndrome de reperfusão
Hemorragia Digestiva Alta

Patogênese da lesão péptica gastroduodenal
do doente crítico




                                   Felix VN, HD no doente crítico (AMIB), 2001
Hemorragia Digestiva Alta


Profilaxia da HDA no Doente Crítico

                                                                     Via de
        Droga                            Dose                                                                     Freqüência
                                                                  administração
                                         50mg                                                                            8/8h
    Ranitidina                                                                     IV
                                       12,5mg/h                                                                        Contínuo

    Sucralfato                               1g                        SNG ou VO                                             6/6h

     Antiácido                            20ml                         SNG ou VO                                             2/2h

                                       20-80mg                                                                         12/12hs
   Omeprazol                                                                      EV
                                        5mg/h                                                                          Contínuo
Lee et al, Cost effectiveness analysis of high-dose omeprezol infusion as adjuvant therapy to endoscopic treatment of bleeding ulcer. Gastrointest
Endosc 2003;57(2)Ç160-4.
Cook DJ et al., A comparison of sucralfate and ranitidine for the prevential of UGI bleeding, N Eng J Med 338:791,1998

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Hemorragia digestiva no doente grave

  • 1. Curso de Medicina DECME / UFOP Clínica Cirúrgica II Prof. Iure Kalinine Hemorragia Digestiva no Paciente Grave
  • 2. Hemorragia Digestiva Alta Epidemiologia • 10x maior no doente grave internado • 5% a 15% dos doentes críticos sangram • Condições frequentemente associadas: – Choque – Sepse – Ventilação mecânica – Pós-operatório: transplantados, queimados graves – Coagulapatias – Em uso de nutrição parenteral exclusiva
  • 3. Hemorragia Digestiva Alta Patogênese da HDA no Doente Crítico • 90% - HDA (Úlceras gastroduodenais e/ou LAMGD) • Retrodifusão H+ ativação mastócitos liberação de histamina • Redução do fluxo sanguíneo esplâncnico • Ação dos corticocosteróides, AINES, quimioterápicos redução da produção de PG pela mucosa gástrica • Lesão da mucosa gástrica pelos radicais livres liberados na síndrome de reperfusão
  • 4. Hemorragia Digestiva Alta Patogênese da lesão péptica gastroduodenal do doente crítico Felix VN, HD no doente crítico (AMIB), 2001
  • 5. Hemorragia Digestiva Alta Profilaxia da HDA no Doente Crítico Via de Droga Dose Freqüência administração 50mg 8/8h Ranitidina IV 12,5mg/h Contínuo Sucralfato 1g SNG ou VO 6/6h Antiácido 20ml SNG ou VO 2/2h 20-80mg 12/12hs Omeprazol EV 5mg/h Contínuo Lee et al, Cost effectiveness analysis of high-dose omeprezol infusion as adjuvant therapy to endoscopic treatment of bleeding ulcer. Gastrointest Endosc 2003;57(2)Ç160-4. Cook DJ et al., A comparison of sucralfate and ranitidine for the prevential of UGI bleeding, N Eng J Med 338:791,1998