The reduction of homologous blood transfusions remains an important goal. The actual blood loss and the positive fluid balance during cardiac operations involving CPB result in a fall in the haematocrit and represent major risk factors for blood transfusions. Methods and techniques which lead to a decrease of haemodilution are important when aiming at fewer transfusions in such operations.
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As general anaesthesia administered during the first two trimesters of pregnancy for gynaecological procedures was associated with a high incidence of mis-carriage and exposes the fetus to teratogenic effects of drugs, a case of successful breast tumour extraction under thoracic paravertebral block is reported with review of the literature.
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