Puberty

Puberty

Puberty is the process by which a child’s body matures into an adult body and becomes capable of sexual reproduction. It is a complex process involving both physical growth and sexual and psychosocial maturation. Puberty usually begins between 8 and 14 years of...
Thomas Linacre and the Royal College of Physicians

Thomas Linacre and the Royal College of Physicians

The Royal College of Physicians is a U.K. based, internationally recognised, professional body that is dedicated to the improvement of medical practice and patient care. It is also the oldest royal medical college in the world. In 2006 I became a member of the Royal...
Vitamin B12 Deficiency and Pernicious Anaemia

Vitamin B12 Deficiency and Pernicious Anaemia

Vitamin B12 (cobalamin) is a water-soluble vitamin that is found in foods of animal origin, such as meat, dairy products and eggs. It is the only vitamin not found in vegetables. Absorption of vitamin B12 occurs in the terminal ileum and requires intrinsic factor to...
Sympathomimetic Drugs

Sympathomimetic Drugs

Sympathomimetic drugs are stimulant compounds that mimic the effects of endogenous agonists of the sympathetic nervous system. These drugs are used in a variety of situations, including cardiac arrest, haemorrhage, sepsis and myocardial insufficiency.   Mechanism...
Hypothermia

Hypothermia

Hypothermia exists when the core body temperature is below 35°C and is classified arbitrarily as mild (32-35°C), moderate (28-32°C), or severe (<28°C). The Swiss staging system, based on clinical signs, can be used by rescuers at the scene to describe victims: I –...
Heat Stroke

Heat Stroke

Heat stroke is defined as a systemic inflammatory response with a core temperature that is greater than 40.6°C accompanied by a change in mental state and varying levels of organ dysfunction. There are two forms of heat stroke: Classic non-exertional heat stroke –...

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