Publications by authors named "A John Sinclair"

Background/objectives: Idiopathic intracranial hypertension (IIH) is a disease which threatens vision and causes disabling headaches, affecting women of childbearing age with obesity. It is characterised by raised intracranial pressure (ICP), measured invasively either with lumbar punctures or intracranially-inserted monitors. There is an unmet clinical need to develop non-invasive means to assess ICP.

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Objective: To gain initial insight into the efficacy to lower intracranial pressure (ICP), side effects, and effects on cognition of five drugs commonly used to treat idiopathic intracranial hypertension (IIH).

Background: Limited clinical data exist for the treatment for IIH. Impaired cognition is recognized in IIH and can be exacerbated by medications.

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Frailty is an increasingly recognised complication of diabetes in older people and should be taken into consideration in management plans, including the use of the new therapies of sodium glucose cotransporter-2 (SGLT-2) inhibitors and glucagon like peptide-1 receptor agonists (GLP-1RA). The frailty syndrome appears to span across a spectrum, from a sarcopenic obese phenotype at one end, characterised by obesity, insulin resistance, and prevalent cardiovascular risk factors, to an anorexic malnourished phenotype at the other end, characterised by significant weight loss, reduced insulin resistance, and less prevalent cardiovascular risk factors. Therefore, the use of the new therapies may not be suitable for every frail older individual with diabetes.

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Objectives: The ideal model of care for individuals with Differences of Sex Development (DSD) continues to evolve, with multiple models proposed. This study aimed to explore current care models for individuals with DSD in Australia and New Zealand (NZ) and to identify clinician perceptions of gaps and barriers in current practice.

Methods: Cross-sectional anonymous online questionnaire, conducted via Research Electronic Data Capture (REDCap) software.

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In mammals, male sexual development is initiated by the expression of the Sex-determining-Region-Y (SRY) gene. SRY contains a highly conserved high mobility group (HMG) box essential for DNA binding and activity. Variants in SRY cause Differences of Sex Development (DSD), accounting for 10-15% of 46, XY gonadal dysgenesis cases.

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