scholarly journals Volumen sanguíneo y shock hemorrágico (tratamiento durante el período refractario)

2017 ◽  
Vol 10 (3-4) ◽  
pp. 9-23
Author(s):  
Miguel Rojas

Using an experimental hemorrhagic shock model in dogs and maintaining an average arterial pressure of 60 mm of Hg for 270 minutes by means of a special device, the effects of treatment of the refractory period utilizing bood, rheomacrodex, haemaccel, Ringer’s solution with and without phenoxybenzamine were studied. The results of this investigation suggest that the procedure used in this study is effective in preventing and treating the shock during the refractory period.

Shock ◽  
1998 ◽  
Vol 9 (Supplement) ◽  
pp. 53
Author(s):  
Renato G. G. Terzi ◽  
Eduardo R. N. Batista ◽  
Walmir C. Oliveira ◽  
William A. Silva ◽  
Ana C. de Moraes ◽  
...  

Author(s):  
Vivek R Yadav ◽  
Alamdar Hussain ◽  
Jun Xie ◽  
Stanley Kosanke ◽  
Vibhudutta Awasthi

1989 ◽  
Vol 257 (3) ◽  
pp. H846-H852 ◽  
Author(s):  
J. Barroso-Aranda ◽  
G. W. Schmid-Schonbein

Recent evidence shows that the presence of circulating neutrophils (PMNs) influences the lethal course and extent of ischemic injury associated with hemorrhagic shock. The objective of this study was to use the Wiggers shock model to investigate the correlation between the appearance of activated circulating PMNs as measured by the spontaneous reduction of nitro blue tetrazolium [(NBT)-positive PMNs] and survival rate. Rats were maintained at 35-mmHg arterial pressure for 90 min and then observed over 24 h for survival. This protocol resulted in 50% mortality. In all animals in which levels of circulating NBT-positive PMNs before bleeding were greater than 225 cells/mm3, the experimental procedure was lethal. Animals that initially had low numbers of NBT-positive PMNs (to approximately 135 cells/mm3) and maintained low counts during the hypotensive period consistently survived. Animals, which before bleeding had low NBT-positive PMN counts but during the course of hypotension significantly elevated their circulating count, have low probability for survival. In those cases in which high NBT-positive PMN counts occurred only later in the course of the hypotensive period, the rats survived. These results suggest that the number of circulating NBT-positive PMNs is a singular index for the trend toward irreversibility in this shock model.


2014 ◽  
Vol 77 (4) ◽  
pp. 564-569 ◽  
Author(s):  
Raphaël Giraud ◽  
Nils Siegenthaler ◽  
Diego Arroyo ◽  
Karim Bendjelid

2016 ◽  
Vol 31 (2) ◽  
pp. 680-691 ◽  
Author(s):  
Michele Diana ◽  
Eric Noll ◽  
Anne-Laure Charles ◽  
Pierre Diemunsch ◽  
Bernard Geny ◽  
...  

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