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Biomedical subjects

P Schlimmer

Publications and source records attributed to P Schlimmer.

At least 19 recordsLinked to original sources

[Hyperfractionated irradiation of non-small cell bronchial cancer. Final results of a Phase II study].

The study was performed for the evaluation of hyperfractionated radiotherapy in the treatment of non-small-cell lung cancer. From radiobiological data we expected that the twice daily irradiation with reduced single dose should result in a better sparing of the slowly proliferating healthy lung tissue without any loss in the tumoricidal effect. 34 patients were treated conventionally with 30 daily fractions of 2.0 Gy over six weeks and another 34 patients twice daily with 1.3 Gy over five weeks to a total dose of 65 Gy. The interval between two fractions lasted at least six hours. Life table (Kaplan-Meier estimate) indicated no contrast between the therapy schedules. The treatment groups did not differ in local response of the primary, progression-free interval and occurrence of distant metastases, the hyperfractionated schedule was very well tolerated. Comparison of the posttreatment quality of life showed a better course after the hyperfractionated regimen, without reaching a level of significance.

Adenocarcinoma

[Thoracoscopic treatment of spontaneous pneumothorax using fibrin pleurodesis].

In 33 patients with a recurrent spontaneous pneumothorax, a thoracoscopic pleurodesis with fibrin glue was performed under local anesthesia. During an average postoperative observation period of 4 years the relapse frequency was 39% (13 cases). In these cases thoracotomy was performed and a new relapse of pneumothorax occurred in 3 patients (23%): Application of thoracoscopy with fibrin glue pleurodesis should only be applied in those patients without large emphysema vesicles and without large coalescences. Under these conditions the relapse frequency could be reduced to 26%. The thoracoscopic treatment of recurrent pneumothorax by using fibrin glue and local anesthesia in well selected patients is an alternative procedure to thoracotomy.

Adolescent

[Long-term results with the CARE classification for assessing operability before thoracic surgery].

The classification and quantification of the individual risk in accordance with the CARE scheme is suitable not only for enabling appropriate selective peri-operative and post-operative function-supporting therapy, but also for reducing long-term morbidity. The prognosis of both operated and non-operated tumour patients, is determined exclusively by the recurrence and progression of the tumour disease.

Cardiovascular Diseases

Lymphocytic plasmocytoid lymphoma with a three-banded gammopathy: reactivity of one of these paraproteins with cytomegalovirus.

We report the case of a 70-year-old woman suffering from small lymphocytic, plasmocytoid lymphoma with abdominal lymphomas and infiltration of the lung and the bone marrow. A three-banded, IgG lambda, IgM lambda and IgA lambda-paraproteinemia was determined using immunofixation. Because of the patient's high antibody titre against cytomegalovirus (CMV), the possible reactivity of these paraproteins with CMV was studied. The immunoglobulins were transferred to nitrocellulose sheets by a contact diffusion blotting system. CMV was applied to these sheets and the IgG lambda-paraprotein was shown to bind CMV. The reactivity of only one of the paraproteins with CMV suggests an oligoclonal origin of this gammopathy. In addition to the malignant disease an abnormal immune response to a CMV infection could be the cause of this three-banded gammopathy.

Aged

[Hyperfractionated irradiation of bronchial cancer. Results of a pilot study].

The results achieved during recent years in experimental radiotherapy of malignant tumors show more and more the benefit provided by the small individual doses applied in fractionated irradiation. The effects and side effects of a hyperfractionated therapy of the bronchial carcinoma were investigated in a not randomized comparative study. The data of 100 patients were available for evaluation; they showed a tendency to local superiority of hyperfractionated irradiation. The value of hyperfractionation shall be examined in detail in a randomized prospective study.

Carcinoma, Non-Small-Cell Lung

Drug-resistant bronchial asthma successfully treated with plasma exchange.

Two patients suffering from allergic bronchial asthma who showed no improvement despite six and four weeks, respectively, of drug therapy were successfully treated with therapeutic plasma exchange. The first patient had no attacks over a period of five months, and the other patient had none for over one year. Although this report only deals with single observations, we believe that therapeutic plasma exchange is of particular value for patients with severe allergic bronchial asthma because it eliminates in addition to immunocomplexes other substances, including antigens, rapidly from the blood. This means that it is possible to directly intervene in the pathomechanism. However, further investigations are necessary in order to corroborate this successful therapy.

Adult

Palliative therapy of tumor-induced pleural effusions with 90Yttrium-silicate.

In 20 patients with rapidly recurring malignant pleural effusion, 90Yttrium-silicate was intrapleurally instilled after the puncture. In all patients this treatment resulted in marked reduction, or even interruption, of exudate formation. Eleven patients died with an average survival of 166 days. Nine patients are still alive and have been followed up for a mean of 140 days without the pleural effusion recurring. Side effects were not observed, either subjectively or in relation to hematological and other laboratory findings.

Adult

Classification and possible function of phospholipids obtained from central airways.

Phospholipids similar to those contained in surfactant can be obtained not only by bronchial lavage from peripheral airways but also by suction of mucus from central airways. In order to prove identity between the centrally obtained materials and the surfactant, we propose simultaneous application of bronchial lavage and central suction. The hypothesis that phospholipids play an important role in mucus transport by preventing the agglomeration and adhesion of mucus particles is discussed.

Adolescent