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Biomedical subjects

E Dahl

Publications and source records attributed to E Dahl.

At least 181 records · Page 10Linked to original sources

Mortality and life expectancy after hip fractures.

Follow-up data for at least 4 years was collected for 675 patients treated for hip fractures in the period 1961--1970. Compared with a series from the same hospital for the years 1948--1957 the number of patients had more than doubled and a higher hospital mortality was encountered, but the 4-year survival rate was unchanged. The mortality after hip fracture was found to be related to the age and sex of the patient and to the nature and number of associated diseases. The mortality rate was found to be high in the first 2 months following the fracture, but patients surviving the second month showed no excess mortality during the following 4 years, having the same life expectancy as the general population.

Adolescent↗

Transverse maxillary growth in combined cleft lip and palate. A longitudinal roentgencephalometric study by the implant method.

Transverse maxillary growth was studied radiographically by the metallic implant method in 5 Danish boys with combined cleft lip and palate. The study covered the age range of five to 20 years with individual observation periods of 9 to 12 years. Lip closure and palate closure had been performed at two months and 24 months of age respectively by conventional methods. Orthodontic treatment was carried out in all cases. The maxillary width was determined from posteroanterior cephalometric radiographs as the distance between metallic implants inserted at the lower aspect of the maxillary-zygomatic process on both sides. Other roentgencephalometric measurements were obtained for further estimate of the facial growth in width. Distance curves and velocity curves for these measurements and for body weight were constructed and compared. The growth curves for maxillary width differed definitely from normal and indicated that the spontaneous transverse palatal growth was inhibited in these patients.

Adolescent↗

The ultrastructure of the accessory sex organs of the male rat. XII. Nuclear alterations of prostatic epithelial cells induced by anti-androgens.

The fine structure of the nuclei of epithelial cells of the dorsal lobe of the rat prostate were studied after administration of three different anit-androgenic compounds. The nucleolus appears to undergo a progressive disorganisation with partial fragmentation and dispersion of its normal components. Different types of intranuclear inclusions were found. The various alterations observed were often encountered within the same section. This may indicate that the nuclear alterations occur in the same compartment of the cell, and represent a dysfunction of integrated biochemical events occurring within this compartment. The findings support a view that the stimulatory secretory effect of androgens is mediated via a "secretory center", located within the nucleolus-associated chromatin. Within this "secretory center", the initial steps of the secretory process, the binding of the DHT receptor complex to DNA is assumed to occur.

Androgen Antagonists↗