Medical dictionary

What is juvenile stroke? Juvenile stroke is a stroke in a person aged under 45. A stroke is a condition in which there is insufficient blood flow to the brain. A stroke caused by an obstructed blood vessel is known as ischaemic stroke, whereas when the blood vessel ruptures it is known as a haemorrhage stroke. What are the symptoms of a juvenile stroke? Symptoms vary according to the

What is stromal vascular fraction (SVF)? A stromal vascular fraction (SVF) is a group of cells that have been extracted in a laboratory from adipose tissue (fat tissue). There are various techniques to extract these cells but they generally use enzymes, such as collagenase, that break up the fat tissue and facilitate the harvesting of these cells. What are SVF cells used for? SVF

What are skin type studies? Skin type studies determine whether we have mixed, oily, dry, sensitive or normal skin. This is carried out by a dermatologist.    Why skin type studies performed? The passage of time, or external factors such as sun exposure, environmental impact, some diseases, hormonal changes, certain medications or food, affect the skin. A skin study can b

What is stuttering? Stuttering is a condition affecting the fluency of speech. In some cases, it begins in childhood and may persist throughout life. The condition is characterised by interruptions in the production of sounds during speech, known as disfluencies or dysrhythmias. The specialist who treats this condition is a speech therapist, who studies, detects, evaluates, diagnoses and t

  What is a stye? A stye is the result of an inflammation on or inside the eyelid or around the eye. It is a red, hard and painful lump originating from the eyelid’s sebaceous glands or from the eyelashes’ follicles. What are the symptoms of a stye? The symptoms of a stye include a painful lump which grows more and more red, lacrimation (tears) and, sometimes, a sc

What is a subdural haematoma? A subdural haematoma is an accumulation of blood in the skull or within the brain tissue that is caused by a blood vessel rupture in the brain. This can come on suddenly or develop over time. It’s often caused by trauma to the head from a fall or severe blow such as from a car accident. A subdural haematoma can be fatal and requires immediate tre

What is sudden death? Sudden death is a sudden and unexpected cardiac arrest that occurs in people who appear to be in good health. Prognosis As it is unexpected, there is no possible way to prevent or control sudden death. If the affected patient does not receive immediate medical attention, they will die as a result of cardiac arrest. Symptoms of sudden death Sudden death show

What are suicidal thoughts? Suicidal thoughts (also referred to as suicidal ideation) is where a person thinks about taking their own life. It may range from fleeting thoughts to detailed planning, role-playing (acting out the suicide without actually doing it), and even failed attempts. Many people experience suicidal thoughts at some point in their life, but most never seriously consider k

What is photosensitivity? Photosensitivity, commonly known as sun allergy, is the skin’s reaction to sun exposure. Symptoms may be different to other dermatological issues. Among the most common reactions, the following stand out:     Polymorphic light eruption (PLE): this is more common in women and people who have fair skin, but it can also affect men and