Medical Conditions

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The medical conditions database is designed to help you and your loved ones learn about the cause, prevention, symptoms, and treatment of medical conditions to better understand various conditions.

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  • Acne

    Acne is an inflammation of the skin that causes blackheads, whiteheads, and red spots usually called "pimples" or "zits." The most common type of

    Actinic Keratosis

    Actinic keratosis (AK) is a lesion that forms on sun-damaged skin. The lesions are small scaly patches on parts of the body, such as

    Addison’s Disease

    Addison’s disease, also known as primary adrenal insufficiency, is a rare condition that affects the body’s hormonal activity. It is estimated that Addison’s disease

    Adolescent Suicide

    Note: This article is not intended as a replacement for suicide counselling. If you or someone you know may be at risk of committing

    Agoraphobia

    Agoraphobia, meaning "fear of the marketplace" in Greek, is a type of anxiety disorder. It’s a condition where a person feels intensely anxious about

    Alcoholism

    It is estimated that about three-quarters of the population drink alcohol. Of this number, about 4 to 5 million Canadians will find that their

    Allergic Rhinitis

    Allergic rhinitis, also called hay fever or pollinosis, literally means "allergic nose inflammation," where rhino means "to do with the nose" and the ending

    Alopecia

    Alopecia refers to hair loss from any part of the body for any reason. There are several types, ranging from thinning hair to complete

    Altitude Sickness

    The higher you go above sea level, the less oxygen there is to breathe. When you reach elevations above 2,000 metres (6,500 feet), your

    Alzheimer’s Disease

    Alzheimer’s disease has a major impact on the health of Canadians. About 560,000 Canadians suffer from some type of dementia (mental deterioration), and more

    Amyotrophic Lateral Sclerosis

    Amyotrophic lateral sclerosis (ALS) – commonly known as Lou Gehrig’s disease – is a motor neuron disease. It’s caused when the motor neurons that

    Andropause

    Testosterone is the hormone responsible for deep voices, muscle mass, and facial and body hair patterns found in males. As men get older, the

    Anemia

    Anemia is a condition where the number of healthy red blood cells (RBCs) in the blood is lower than normal. RBCs transport oxygen throughout

    Anemia of Inflammation

    The blood that circulates throughout the body performs a number of critical functions. It delivers oxygen, removes carbon dioxide, and carries life-sustaining nutrients. By

    Aneurysm

    An aneurysm is a weak point in a blood vessel wall, most commonly in an artery. Blood pressure tends to push the weakened section

    Angina

    Angina (also called angina pectoris) is chest pain that appears when the muscle cells of the heart don’t get enough blood to properly carry

    Angioplasty

    Angioplasty is a technique for reopening narrowed or blocked arteries in the heart (coronary arteries) without major surgery. First used in 1977, it’s now

    Ankylosing Spondylitis

    Ankylosing spondylitis (AS) is a type of arthritis that causes inflammation in the joints of the spine. The most common areas affected are the

    Anthrax

    Anthrax is an infection that is caused by the bacteria Bacillus anthracis. These bacteria form spores that are hard-shelled, dormant versions of the bacteria.

    Anxiety Disorders

    Everyone experiences anxiety from time to time as a result of a situation that we perceive as threatening or stressful, such as having to

    Aplastic Anemia

    The blood that circulates throughout the body performs a number of critical functions. It delivers oxygen, removes carbon dioxide, and carries life-sustaining nutrients. By

    Appendicitis

    A sudden inflammation or swelling of the appendix is called appendicitis. The appendix is a tube-like structure that branches off where the large intestine

    Arrhythmias

    An arrhythmia occurs when the heart’s regular rhythm changes, such as speeding up or slowing down, or when it beats irregularly. In North America,

    Arthritis

    Arthritis is a chronic disorder that affects 1 in every 6 Canadians over the age of 14. And nearly 60% of those Canadians suffering

    Asbestosis

    Asbestosis is a harmful lung condition that develops in people who have inhaled asbestos dust. When someone inhales the dust, the microscopic asbestos fibres

    Asthma

    Asthma is a chronic lung condition. Inflammation, increased mucus, and muscle tightening cause the airways to narrow, and as a result, air can’t move

    Astigmatism

    The cornea is the clear front layer on the surface of the eye that does most of the work of bending light as it

    Athlete’s Foot

    Athlete’s foot, known as dermatophytosis of the foot or tinea pedis ("foot fungus"), is a common skin infection that affects the feet. You don’t

    Atrial Fibrillation

    The heart is divided into four chambers: two atria on top and two ventricles underneath. The role of the atria is to fill the

    Attention Deficit Hyperactivity Disorder

    Attention deficit hyperactivity disorder (ADHD) is a disorder that is characterized by a pattern of inattention (inability to concentrate), and hyperactivity-impulsivity, that is persistent

    Autism

    Imagine living in a world that doesn’t completely reach you, and to which you can’t always respond. For many people who have autism, this

    Avian Influenza

    Avian influenza, more commonly called "bird flu," is a type of influenza or "flu" that occurs in all species of birds. The virus that

    Back Disorders

    The spine is made up of bone segments called vertebrae. Vertebrae have two parts: 1) the cylinder-shaped vertebral bodies to the front; and 2)

    Bedsores

    Bedsores are also known as pressure sores or decubitus ulcers. They form when your bone squeezes your skin and tissue against an outside surface,

    Bedwetting

    Bedwetting is common for children, affecting more boys than girls. The condition occurs in approximately 15% of children at the age of 5 years,

    Bell’s Palsy

    Bell’s palsy is a sudden facial paralysis that usually strikes all or part of one side of the face. Men or women of any

    Benign Prostatic Hyperplasia

    The prostate gland is a small, round lump of tissue located between the penis and the bladder. Its function is to add fluid to

    Binge Eating Disorder

    Binge eating disorder (BED) is an eating disorder where a person has recurrent episodes of binge eating. During these episodes, the individual eats a

    Bipolar Disorder

    We all experience a variety of moods such as happiness, sadness, and anger. Unpleasant moods and changes in mood are normal reactions in everyday

    Blood Clots

    Blood clots are a collection of sticky blood cells that form when a blood vessel is damaged. The body creates blood clots as a

    Botulism

    Most people know that botulism is dangerous, but many are confused about whether it’s an infection or a case of poisoning. In fact, it

    Bovine Spongiform Encephalopathy

    Bovine spongiform encephalopathy (BSE), commonly known as "mad cow disease," is a fatal disease that strikes the nervous system of cattle. BSE is part

    Brain Cancer

    Brain cancer is a tumour or cancerous growth in the brain. A tumour, whether in your brain or elsewhere, is a mass of cells

    Breast Cancer

    A woman’s breast is made up of milk glands and milk ducts, surrounded by fatty tissue and connective supports. Uncontrolled growth of cells in

    Bronchiectasis

    Bronchiectasis isn’t one single disease. Rather, it is a condition that results from injury to the bronchi and bronchial tubes. These are the networks

    Bronchitis

    Bronchitis is an inflammation of the airways between the windpipe and the lungs (bronchial tubes). The lining of these tubes produces large amounts of

    Bunions

    A bunion is a bony enlargement of the joint and surrounding soft tissues at the base of the big toe. The enlargement makes the

    All material © 1996-2019 MediResource Inc. Terms and conditions of use. The contents herein are for informational purposes only. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.

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