Total Spinal Anesthesia Following Intrathoracic Intercostal Nerve Blocks

1975 ◽  
Vol 43 (1) ◽  
pp. 124-125 ◽  
Author(s):  
Jonathan L. Benumof ◽  
John Semenza
2005 ◽  
Vol 48 (2) ◽  
pp. 182
Author(s):  
Gyu Sam Hwang ◽  
In Young Huh ◽  
Su Jin Kang ◽  
Mi Ok Youn ◽  
Won Jung Shin ◽  
...  

1988 ◽  
Vol 64 (2) ◽  
pp. 742-747 ◽  
Author(s):  
R. G. Pearl ◽  
R. F. McLean ◽  
M. H. Rosenthal

Nonocclusive main pulmonary arterial distension produces peripheral pulmonary hypertension. The mechanism of this response is unknown. The effects of total spinal anesthesia on the response were studied in halothane-anesthetized dogs. Before total spinal anesthesia, main pulmonary arterial balloon inflation increased pulmonary arterial pressure and resistance without affecting systemic hemodynamic variables. Both right and left pulmonary arterial pressures were monitored to exclude unilateral obstruction with main pulmonary arterial balloon inflation. Total spinal anesthesia decreased cardiac output and systemic arterial pressures. After total spinal anesthesia, main pulmonary arterial distension still increased pulmonary arterial pressure and resistance. Right atrial pacing, discontinuation of halothane anesthesia, and norepinephrine infusion during total spinal anesthesia partially reversed the hemodynamic changes caused by total spinal anesthesia. The percent increase in pulmonary vascular resistance due to main pulmonary arterial distension was similar before total spinal anesthesia and during all experimental conditions during total spinal anesthesia. The pulmonary hypertensive response is therefore not dependent on central synaptic connections.


2019 ◽  
Vol 80 (12) ◽  
pp. 711-715
Author(s):  
Jonathan B Simon ◽  
Alex J Wickham

Trauma affecting the chest wall, even in isolation, can carry a significant morbidity and mortality and thus appropriate management is vital. Consequences of chest wall trauma may include significant pain, altered chest wall mechanics, hypoventilation, infection and respiratory failure. In order to best determine the appropriate management, risk stratification tools have been developed to identify patients at highest risk of complications who would most benefit from more invasive management strategies. Early optimization of analgesia is vital both for patient experience and to reduce the risk of pulmonary complications. The analgesic options range from multimodal oral analgesia to invasive regional anaesthetic techniques such as thoracic epidurals, paravertebral catheters, intercostal nerve blocks and fascial plane blocks. Other important considerations include provision of appropriate oxygen therapy, ventilation support and physiotherapy. For a selected group of patients with the most significant injuries, surgical rib fixation may be appropriate if chest wall mechanics are sufficiently impaired.


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