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Biomedical subjects

M Deilmann

Publications and source records attributed to M Deilmann.

4 recordsLinked to original sources

[Perioperative therapy in juvenile pheochromocytoma].

The article reports on the paediatric-anaesthesiological treatment of 6 phaeochromocytomas in 5 children who were 8 to 16 years of age. Therapeutic recommendations for the perioperative medication of infantile phaeochromocytoma patients are involved. The therapeutic aim of this study was the management of the effects of phaeochromocytoma before and after extirpation of the tumour, the effect of the phaeochromocytoma being of an alpha-adrenergic and beta-adrenergic cardiovascular nature and transmitted by catecholamines. Preoperative stabilization of blood pressure by means of the alpha-blocker phenoxybenzamine and a subsequent intraoperative, controlled reduction of blood pressure by means of sodium nitroprusside were found to be an effective, safe and easily appreciated therapeutic concept for the perioperative care of paediatric phaeochromocytoma patients. Considerable individual differences in dose an duration of the necessary preoperative phenoxybenzamine administration rendered ward control of therapy recommendable. The risk of complete alpha-sympathicolysis by additive drug effects during premedication and induction of anaesthesia, had to be taken into consideration for conducting phenoxybenzamine therapy. Additional administration of the beta-blocker pindolol successfully controlled the intraoperatively manifested tachycardial heart rhythm phases without provoking any complicating arrhythmias. During the entire perioperative treatment of the patients it is mandatory to ensure sufficient substitution of intravascular volume to prevent hypotensive complications. Our patients did not need any cardiac and sympathicomimetic drugs as postoperative administration. None of the patients had any perioperative complications worth mentioning.

Adolescent↗

[Blunt neck trauma--the danger of secondary respiratory insufficiency].

It is very difficult to properly assess a lesion of the kind represented by the contuse trauma of the neck, if such assessment has to be effected at the site of the accident. It is a characteristic feature of such a trauma that even hours or days after the accident, acute respiratory insufficiency may suddenly appear if there is an interruption of continuity of the respiratory tract. X-ray and endoscopic findings are mandatory directly after the accident even if it looks as though there are only few signs or symptoms. In case of indication of surgery, all the necessary measures must be taken before initiating anaesthesia to avoid any complications which may be due to hypoxia and aspiration. A case report is given to illustrate the possible discrepancy between the signs immediately after the accident and the findings made later.

Adult↗

[Inject-ventilation in bronchoscopy (author's transl)].

Jet ventilation initially described by Sanders has been modified and improved for use with the Storz bronchoscope. Theoretical and technical performance are discussed and the mechanical and physiological properties are dealt with e.g. FiO2, driving and endotracheal pressure, expiratory CO2 concentrations, blood gas analysis, pulmonary artery pressure and electrocardiographic changes. Using this method prolonged diagnostic and surgical procedures, such as cauterisation of bronchial adenoma, removal of foreign bodies from the airways especially of small children and bronchial toilet in status asthmaticus, are rendered free from problems for the anaesthetist. We believe that the inject ventilator is a very useful addition to endotracheal surgery.

Blood Gas Analysis↗