Central Effects Index — a semiquantitative method for the assessment of CNS toxicity of local anaesthetic agents in sheep

2000 ◽  
Vol 44 (3) ◽  
pp. 467-476 ◽  
Author(s):  
L.A Ladd ◽  
L.E Mather
Author(s):  
Chunyan Zhang ◽  
Zhi Li ◽  
Jiahai Ma ◽  
Jing Zhang ◽  
Longming Zhang ◽  
...  

1991 ◽  
Vol 19 (4) ◽  
pp. 495-505 ◽  
Author(s):  
N. M. Gibbs

This paper reviews studies which have investigated the effect of anaesthetic agents on platelet function The results of these studies suggest that halothane is the only agent in current use which inhibits platelet function in concentrations used clinically. Nitrous oxide appears to cause only a modest inhibition, while enflurane and isoflurane appear to have minimal or negligible effects. There is no current evidence that intravenous induction agents opiates, or muscle relaxants affect platelet function. Reports indicate that local anaesthetic agents inhibit platelet aggregation, but only at concentrations far greater than peak plasma concentrations found during clinical use. Epidural anaesthesia may be associated with a reduction in platelet aggregation through a mechanism unrelated to direct local anaesthetic inhibition. The clinical significance of the effect of halothane on platelet function is not known. However, it is possible that halothane may affect bleeding or thrombotic complications in a similar manner to other ‘anti-platelet’ drugs.


Author(s):  
Jeremy Prout ◽  
Tanya Jones ◽  
Daniel Martin

The regional anaesthesia chapter discusses the pharmacology of local anaesthetic agents, techniques of nerve localisation, practical aspects of ultrasound-guided blocks and the advantages and complications of regional anaesthesia. Common, and clinically useful, blocks for the upper and lower limb are described in detail with pictures of anatomical landmarks and ultrasound appearance to compliment the description. Indications, technique, volumes required and complications are described for each block.


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