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Biomedical subjects

U Knoop

Publications and source records attributed to U Knoop.

24 records · Page 2Linked to original sources

[Retrolental fibroplasia: retrospective study (author's transl)].

Retrolental fibroplasia (RLF) is an iatrogenic disease of immature or dystrophic newborns who had been given oxygen treatment. Exchange transfusions seem to be of aetiological importance because they change the oxygen dissociation curve. Oxygen treatment of the newborn requires exact monitoring which can be done only in specially equipped departments. The retinal changes, up to the full-blown picture of RLF, progress rapidly. Ophthalmological control is, therefore, necessary as early as four weeks of age. If early RLF changes are demonstrated serial examinations every two weeks are indicated so that, if progression is demonstrated, treatment can be instituted.

Age Factors↗

[Special problems of asthma bronchiale in childhood (author's transl)].

Asthma bronchiale is one of the most common chronic diseases in childhood. The hyperreactivity of the bronchial system, the stimulation of the cholinergic receptors and the blockade of the beta-adrenergic receptors in the bronchial mucosa play a predominant role in the pathogenesis. These proceedings cause bronchial smooth muscle contraction in the larger airways and mucosal edema and mucus hypersecretion in the smaller airways. The diagnosis may be made on the basis of the recurring signs: cough, wheezing, and labored breathing with prolonged expiration. Asthma may be treated by therapy directed at its cause and if necessary by bronchodilators, mucolytic agents and corticosteroids.

Adrenergic beta-Agonists↗

[Management of severe asthma in childhood (author's transl)].

Generally the severe attack of asthma can be diagnosed without problems. Before the beginning of treatment a short history should be taken, laboratory tests should be started and a chest X-ray be ordered. The administered drugs are supposed to treat the obstruction of the airways. The inspissated endotracheal secretions are liquified and mobilised by a consequent intravenous therapy. A selective beta-2-receptor stimulans and xanthines are administered to relax the bronchospasm. In severe cases glucocorticoids are given at the same time to diminish the inflammatory edema of the bronchiolar mucosa. Antibiotics are only used if indicated, nor routinely. Sedatives should be administered very cautiously.

Acetylcysteine↗