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Biomedical subjects

C Carmes

Publications and source records attributed to C Carmes.

6 recordsLinked to original sources

Monitoring serum bupivacaïne levels during arthroscopy.

Arthroscopy was carried out after subcutaneous injection of lignocaïne to produce local anaesthesia, using controlled pressure-irrigation with bupivacaïne, followed by final rinsing with an isotonic solution. This procedure, which was painless for the patient and had no systemic toxic effects, gave very good distension of the joint and clear visualization of its structure. A sharp peak in the serum bupivacaïne level (Cmax: 76.2 ng/ml) was observed only 5 min after the start of the irrigation, which was attributed to synovial resorption. This was followed by a slight increase in blood concentration 4 to 5 h after the end of the arthroscopy, probably as a result of absorption by the peripheral soft tissues. Bupivacaïne concentrations never exceeded 350 ng/ml (much lower than the toxic level). The drug persisted in blood for 36 to 48 h (terminal half-life 12.1 h).

Adult

[Lethal complication related to the per-operative insertion of a naso-gastric tube. A case (author's transl)].

The patient who was operated on for the recurrence of a colic cancer had an unknown pituitary adenoma. The adenoma was destructing partly the anterior basis of the skull and was protruding in the nasal fossae. The naso-gastric tube entered without any difficulty the right cerebral hemisphere creating lethal cerebral lesions. Some reflexions determined by this very rare condition are discussed.

Adenoma