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Biomedical subjects

J Studd

Publications and source records attributed to J Studd.

At least 73 records · Page 4Linked to original sources

Pre-eclampsia.

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Brain↗

The climacteric.

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Administration, Oral↗

Selectivity of proteinuria during pregnancy assessed by different methods.

Relative protein clearance measurements have gone a long way toward characterizing the nature of pregnancy proteinuria but have failed to distinguish between preeclampsia and primary renal disease. The prognostic significance of different degrees of selectivity has been a source of disagreement in past studies. The polymer clearance studies reported here, using tracer doses of labeled PVP, have demonstrated two forms of proteinuria: a benign form due to a vasoconstrictor effect where fetal outlook is good ("vasoactive"), and a form associated with intravascular coagulation which indicates worse fetal prognosis ("membranous"). Underlying chronic renal damage of minor degree is identifiable with PVP clearance. Concurrent measurements of protein clearance, using smaller-sized proteins than is customary, gave hope for future development of meaningful clinical tests.

Female↗

Identification of high risk labours by labour nomogram.

The labour stencil representing the expected cervimetric progress of normal labour was used in 741 consecutive spontaneous labours to identify high-risk labours which needed oxytocic stimulation. Uterine contractions were stimulated if progress extended two hours past the nomogram, which resulted in shorter labours, fewer instrumental deliveries and caesarean sections, and babies with higher Apgar scores than in those dysfunctional labours which were not stimulated. According to the protocol used 36% of primigravid and 13% of multigravid labours needed acceleration. The remaining patients did not need any oxytocic interference during the first stage. This selection of patients is important to prevent a major obstetric advance being abused and discredited at a time when the profession and public are questioning the safety of active labour.

Anesthesia, Epidural↗