Day: March 1, 2024

Acute pericarditis

Overview Pericarditis refers to inflammation of the lining of the heart known as the pericardium. Inflammation of the pericardium can be acute or chronic: Acute pericarditis: acute-onset chest pain and characteristic ECG features (e.g. saddle ST elevation). Multiple aetiologies. Self-limiting without significant complications in 70-90% of cases. Chronic pericarditis: long-standing inflammation (> 3 months), usually follows acute episode. Complications include chronic pericardial effusion and constrictive pericarditis due to scarring. Acute pericarditis is the most common pericardial disease. Although true incidence is difficult to quantify, acute pericarditis is estimated to be present in 1% of adults who present with ST elevation changes on

Acute coronary syndrome

NOTES Overview Acute coronary syndrome (ACS) refers to three states of myocardial ischaemia: unstable angina (UA), non-ST elevation myocardial infarction (NSTEMI) and ST elevation myocardial infarction (STEMI). ACS is a medical emergency requiring urgent admission. Around 100,000 people are admitted with ACS in the UK each year. Atherosclerosis represents the most significant aetiological factor. Classification ACS is classified into one of three conditions according to clinical features, ECG findings and cardiac enzymes: STEMI: ST-segment elevation or new-onset left bundle branch block and raised troponins. NSTEMI: Non-specific signs of ischaemia or normal ECG, raised troponins. UA: Characteristic clinical features, non-specific signs of ischaemia or normal ECG,

Bowel infections

Key facts Bowel infections are caused by microorganisms (‘bugs’, or germs) in the gut, and are sometimes called gastrointestinal infections (gastroenteritis). You can get a bowel infection by consuming contaminated water or food, or by having contact with another person who has the infection. Bowel infections can be caused by viruses (such as the rotavirus), bacteria (e.g. salmonella) and parasites (e.g. giardia). You should see your doctor if symptoms are severe, you have a fever, there’s blood or mucus in you stools (poo), you have signs of dehydration or if diarrhoea has lasted more than 2 or 3 days. What

Zoster (shingles)

What is shingles? Shingles is a viral infection that causes a painful, blistering rash. Who can get shingles? You can only get shingles if you have had chickenpox. It’s possible to have had chickenpox with only minor symptoms. Shingles can occur at any age. However, risk of shingles is higher in people: aged over 50 years with a weakened immune system who had chickenpox in their first year of life About 1 in 3 people will develop shingles at some stage during their lifetime. Usually, people have shingles only once in their lives. But sometimes, especially if you have a

Zinc deficiency

What is zinc? Zinc is a mineral essential for many of the body’s normal functions and systems, including: the immune system wound healing blood clotting thyroid function senses of taste and smell Zinc also supports normal growth and development during pregnancy, childhood and adolescence. Read more on zinc and your health. What is zinc deficiency? Zinc deficiency is when the body does not have enough of the mineral zinc for the body’s essential functions. What are the symptoms of zinc deficiency? Zinc deficiency can result in skin changes that look like eczema at first. There may be cracks and a ‘glazed’ (smooth or

Zinc and your health

Key facts Zinc is a mineral that is essential for many of the body’s normal functions and systems. Zinc also supports normal growth and development during pregnancy, childhood and adolescence. Having enough zinc is important for skin health and effective wound healing. Zinc is found in many food sources, but is better absorbed from animal-based foods, so vegans and vegetarians need to be extra careful to ensure they get enough. Too much zinc can cause side effects, so if you decide to take a supplement, don’t take more than 40mg of extra zinc, unless you are advised to by your

Zika virus

What is Zika virus? Zika virus is transmitted mainly through mosquito bites but can also be transmitted sexually. The symptoms are usually mild, however they can be dangerous for your baby if you are pregnant. The virus was first identified in 1947 and there have been recent outbreaks in South America and the Pacific Islands. Public health authorities around the world are closely monitoring the spread of Zika virus. What are the symptoms of Zika virus? Most people with Zika virus don’t have any symptoms. Only 1 in 5 people who get the virus will feel sick, with flu-like symptoms.

Youth suicide

How common is suicide in young people? Suicide is the leading cause of death among young Australians. More than 350 young people aged 18 to 24 take their own lives every year — this is more than the number who die on the roads. For every youth suicide completed, there are 100 to 200 more attempts. Who is at risk of suicide? People of all ages, races, genders, incomes and family backgrounds die by suicide. But young people are especially at risk. Common risk factors for suicide include: having a mental health condition such as depression, anxiety, bipolar or PTSD having a physical illness or disability using

Younger onset dementia

  What is younger onset dementia? Younger onset dementia is used to describe any form of dementia that develops in people under the age of 65. Dementia has been diagnosed in people in their 50s, 40s and even in their 30s. It is sometimes called early onset dementia. Younger onset dementia is similar to other types of dementia in many ways. The same problems generally occur, but the disease can have a different impact on a younger person because they are more likely to be employed full time, raising a family or financially responsible for a family. What are the symptoms of

Young people and depression

What is depression in young people? Depression is a mental health condition that causes you to feel sad or have a low mood. While it is normal to feel down sometimes, if you feel this way for 2 weeks or more, or your mood gets in the way of your day-to-day life, you may have depression. This page is about depression in young people; however, many aspects and risk factors of depression are not age specific. Go here for general information about depression. How common is depression in young people? Depression affects 3 in 100 men aged 18 to 24 and

Yoga

Health benefits of yoga and Pilates What are yoga and Pilates? Yoga Yoga is an ancient exercise and wellbeing practice that originated in India. Yoga is a physical activity which focuses on building your body’s strength and flexibility. You do this by moving into different poses. Yoga involves calm breathing techniques, mindfulness and meditation to help improve your wellbeing. A full yoga session is a whole-body workout suited to all fitness levels. There are different yoga types that involve a range of gentle to strong poses. The most popular styles of yoga are Hatha, Bikram, Iyengar and Vinyasa. Asana is

Yellow fever

What is yellow fever? Yellow fever is a disease that can cause severe illness and even death. It is called yellow fever because in serious cases, it causes jaundice (makes your skin turn yellow). Yellow fever is part of a group of illnesses called viral haemorrhagic fevers. Yellow fever kills about 30,000 people every year worldwide. What causes yellow fever? Yellow fever is caused by the yellow fever virus. The virus is caught by being bitten by an infected mosquito. Yellow fever is usually spread by: Haemagogus mosquitoes Aedes mosquitoes, also known as the Dengue mosquito It is found in parts of: Africa Central America

X-rays

What is an x-ray? An x-ray is a type of radiation used to create a picture of the inside of the body. As x-ray beams pass through your body they are absorbed differently by various structures in the body, such as bones and soft tissues, and this is used to create an image. X-ray imaging is also known as radiography. What are the types of x-rays? There are several types of x-ray: plain radiography, or plain x-ray computed tomography, known as CT scanning fluoroscopy — which produces moving images of an organ mammography — an x-ray of the breasts angiography — an x-ray

Wounds

What are wounds, cuts and grazes? A wound is a break or damage to the skin surface. Minor wounds do not usually need medical attention and can usually be treated with first aid. What causes wounds, cuts and grazes? Wounds can be caused by something sudden, such as a cut, a fall or a bad knock. Cuts, grazes and lacerations are all examples of wounds. Cuts are usually caused by a sharp object like a knife or glass, or even a sheet of paper. Lacerations are a deep cut or tear of the skin – they usually have irregular jagged

Worried about your memory

What is memory loss? If you are getting forgetful or confused, you might be worried it’s dementia. Everyone forgets things from time to time, but memory loss (amnesia) is linked with many conditions, including dementia. Some memory loss can happen as a part of normal ageing. Memory change with healthy ageing doesn’t interfere with your everyday life. But everyone is different and the effect of getting older on memory will be different for everyone. However, major changes in your memory are not normal at any age. What causes memory loss? There are many causes of memory loss, such as: dementia depression, stress and anxiety traumatic

Worms

Worms in humans What is worm infection in humans? Many types of worm can cause problems in humans. In Australia, worms that may infect people include: threadworms tapeworms whipworms hookworms Strongyloides These intestinal worms are parasites – they survive by living in another living thing (the host) and getting their food from it. What are the symptoms of a worm infection? A person with intestinal worms may not have any symptoms, but threadworms (Enterobius vermicularis), the most common worm infection in Australia, often do cause symptoms. A person with threadworms (also known as pinworms) may have an itchy bottom or

Workplace health

What is ‘workplace health’? Australians spend, on average, about one-third of their time working. Having a safe and healthy workspace is an important part of looking after your physical and mental health. Learning how to work safely and maintain a proper work environment can help prevent injury and illness, help you stay healthy and improve your wellbeing. How can your workplace affect your mental health? An unhealthy workplace can cause stress. Sometimes a little bit of stress can be a good thing, since it can push you to complete tasks and help you to reach your work goals. Seeing how much

Workplace bullying

What is workplace bullying Workplace bullying is repeated unreasonable behaviour directed towards a worker in the workplace, creating a risk to health and safety. Bullying can involve just one person or groups of people. Workplace bullying can be physical, verbal or psychological, and can include victimisation, humiliation, intimidation or threatening behaviour. Bullying can take place in any workplace, including offices, shops, factories, cafes, restaurants, workshops, and within community and government organisations. Anyone can be bullied, including casuals, temps, subcontractors, work experience students, interns, volunteers, permanent employees and managers. Bullies can be managers, bosses, or co-workers. What are examples of workplace bullying?

Workers’ compensation

What is workers’ compensation? Workers’ compensation is a compulsory insurance for employees who are injured or get sick at or because of their work. Most employers are required by law to take out this insurance, however there are some exceptions depending on the size of the business and the state or territory it’s in. Further information on the Commonwealth and state and territory workers’ compensation schemes is available below. What does workers’ compensation cover? Workers’ compensation schemes are designed to compensate you if you need medical treatment, rehabilitation or time off to recover after being injured at work. It also covers

Work-related stress

What is work-related stress? In general, work is good for your mental health. It can give your life a sense of meaning and help you connect to other people. Having some stress at work from time to time can be good too — it can motivate you to do your job better. If you have too much stress at work, it can harm you both professionally and personally. You may feel stressed if there’s a mismatch between what’s expected of you at work and what you’re able to do. You might feel you’re under too much pressure, or that you

Work-life balance

What is work-life balance? Work-life balance refers to the juggle between the demands of work and your home and family life. If you struggle with work-life balance, you might find that you are often rushing to manage different commitments, often left feeling like you are doing no areas well. If you work long hours, it can be more difficult to achieve a healthy balance between work and your personal life. Working long hours may impact your health, make your work unsafe, increase your stress levels and cut into time for leisure activities. A good work-life balance means you have harmony

Wolff-Parkinson-White syndrome (WPW)

What is Wolff-Parkinson-White syndrome? Wolff-Parkinson-White syndrome (WPW) is a condition that causes episodes of tachycardia (fast heartbeat). These episodes usually last between a few seconds and a few hours. They might be frequent (for example, every day) or occasional (for example, a few times per year). They can happen when you are exercising or resting. WPW is a common cause of tachycardia in infants and children. What are the symptoms of Wolff-Parkinson-White syndrome? As well as extremely fast heartbeat, symptoms of WPW include: palpitations (being aware of your heart beating) dizziness or light-headedness fainting feeling short of breath chest pain sweating a feeling of anxiety fatigue,

Withdrawal symptoms from addiction

Addiction withdrawal symptoms What is addiction? Addiction, also known as dependence, is when someone finds it hard to stop doing something that makes them feel good. You can have a physical or psychological addiction, or both. Physical dependence means that withdrawal symptoms appear if you stop the addictive substance or behaviour. Psychological addiction occurs when you believe you need the addictive substance or behaviour to function. You might think you need the substance at certain times. For instance, to be social at a party or to unwind after work. Or you might think you need it all the time. What

Withdrawal symptoms (opioids)

Opioid withdrawal symptoms What is an opioid? Opioids are a group of strong medicines your doctor may prescribe to help you manage your pain. Your doctor might prescribe an opioid for the short-term treatment of moderately severe or severe pain, such as pain after surgery or an injury. They also help people manage pain caused by cancer and terminal illness. What are opioid withdrawal symptoms? Opioid withdrawal symptoms are unpleasant effects that can occur if you suddenly stop or suddenly reduce your dose of opioid medicines. They can also happen if you take another medicine that blocks the opioid from working. Opioid withdrawal symptoms can make