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Dizziness is a common presentation that accounts for about 5% of primary care visits.1 When a patient describes dizziness, it can reflect one of four conditions (Table 1).1,2 Unfortunately, patients tend to use the term dizziness loosely. In the case study described in this article, the patient...

Routine vaccinationA travel consultation is an ideal opportunity to ensure that travellers are up to date with the routine immunisation schedule. It is not our intention in this short article to list all the specific requirements for routine vaccination, which are listed in detail elsewhere.1,2...

EpidemiologyThe prevalence of NAFLD is estimated to be approximately 30% of adults in developed countries such as Australia and the United States, depending on definition and detection methods.3 However, NAFLD is also becoming increasingly common in Asia (countries previously thought to be at low...

How does it work?Myocardial perfusion scans (MPS) are obtained after the intravenous (IV) injection of a small dose of radiotracer at rest and following physiological (exercise) or pharmacologic (adenosine, dipyridamole or dobutamine) stress. Originally, thallium was used but it has been...

It is not possible to identify all toxic substances in a single journal article. However, there are some exposures that in small doses are potentially fatal. Many of these exposures are particularly toxic to children. Using data from poison control centres, it is possible to recognise this...

Chronic heart failure is common, particularly in older individuals, and comorbidities are frequent. Patients with end stage heart failure can be highly symptomatic and require careful monitoring and treatment adjustment to improve symptoms.

Although contraceptive use is commonly associated with alterations in patterns of bleeding, the potential for unrelated pathology should always be considered. This is particularly the case if the change in bleeding pattern is a new development and/or accompanied by other symptoms. The possibility...

The contraceptive implant, available in Australia as Implanon NXT, is a highly effective (99.95%),1 convenient and rapidly reversible long-acting method of contraception. The single rod (4 cm) implant contains 68 mg of the progestogen etonogestrel, which is released continuously over three years...

For women with bipolar disorder, the perinatal period poses a risk of relapse and/or harm to the developing fetus. Careful planning with an analysis of the risks and benefits of different management strategies is essential to ensure the best outcome for the woman and her infant. In this article...

Saliva is a complex mixture of water, electrolytes, and organic micromolecules and macromolecules.1 Its secretion is regulated by reflexes involving the autonomic nervous system.1 Serving many roles, saliva is vital not only to one’s daily functioning but also to one’s general wellbeing.2,3...