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Biomedical subjects

G Stern

Publications and source records attributed to G Stern.

At least 73 records · Page 4Linked to original sources

Contact B-scan echographic diagnosis of ophthalmopathic Graves' disease.

Ophthalmopathic Graves' disease (endocrine ophthalmopathy) is difficult to diagnose with certainty in the absence of confirmatory laboratory studies. In 11 of 15 patients with proven Graves' ophthalmopathy who were studied with contact B-scan ultrasonography, distinct evidence of orbital edema was demonstrated. Since these abnormalities were not encountered in any of eight patients with tumorous invasion of the orbit causing proptosis, or in any of 50 patients studied for intraocular pathology, it is concluded that contact B-can echography is a valuable diagnostic tool and should be utilized early in the study of all patients with orbital disease.

Edema↗

Parkinsonism.

Explore the source record for details and available documents.

Agranulocytosis↗

Acetabular volume.

Reconstructive acetabular osteotomies can affect the acetabular volume. Volume mismatch between the femoral head and the acetabulum should be an important consideration but is rarely evaluated before hip reconstruction. Accurate measurement of the volume of the acetabulum is difficult because of the unusual shape and spatial orientation of the acetabulum. In this study, we used three techniques (physical, two-dimensional computed tomography, and three-dimensional computed tomography reconstruction) to determine the volume of 18 pig, four sheep, and 15 model acetabulae. A comparison of pre- and post-Pemberton osteotomy volumes of three dysplastic acetabulae models and two patients with developmental dysplasia of the hip also was performed. The results indicate that accurate, reproducible volume determinations can be made by using all three techniques, and that certain data-selection modes can reduce the patient's exposure to radiation. In addition, we observed an increase in the volume of the acetabulum after the Pemberton osteotomy.

Acetabulum↗