Agnosia: Causes, risk factors and treatment

Definition Agnosia is a rare neurological disorder which causes the loss of ability to recognize any familiar person, object and sounds or the ability to comprehend the meaning of any object or difficulty in processing sensory information, such as touch, sound, and light even in the presence of intact senses. …

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Achondroplasia: symptoms, causes, diagnosis and treatment

Definition Achondroplasia is a bone growth disorder that causes disproportionate dwarfism. Dwarfism is defined as a condition of short stature as an adult. People with achondroplasia are short in stature with a normal sized torso and short limbs. It’s the most common type of disproportionate dwarfism. History Achondroplasia was discovered …

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Diphtheria: types, causes, symptoms and prevention

Definition Diphtheria is an infectious disease caused by the Corynebacterium species of bacteria and is most often associated with a sore throat, fever, and the development of an adherent membrane on the tonsils and/or nasopharynx. Severe infections can affect other organ systems such as the heart and the nervous system. …

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Osteoporosis: Definition, causes, diagnosis and prevention

Definition Osteoporosis is a condition characterized by a decrease in the density of bone, decreasing its strength and resulting in fragile bones. Osteoporosis literally leads to abnormally porous bone that is compressible, like a sponge. This disorder of the skeleton weakens the bone and results in frequent fractures (breaks) in …

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Attention-Deficit/Hyperactivity Disorder (ADHD): Causes, Complications and Treatment.

Introduction Attention-deficit/hyperactivity disorder (ADHD) is a brain disorder marked by an ongoing pattern of inattention and/or hyperactivity-impulsivity that interferes with functioning or development. ADHD has three subtypes Predominantly hyperactive-impulsive Most symptoms (six or more) are in the hyperactivity-impulsivity categories. Fewer than six symptoms of inattention are present, although inattention may …

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Cushing syndrome: Symptoms, Treatment and Prognosis.

Definition Cushing’s syndrome is a debilitating endocrine disorder characterized by excessive cortisol levels in the blood which may be the result of a tumor of the pituitary gland, adrenal glands (located above the kidneys) or from tumors or cancer arising elsewhere in the body (ectopic ACTH producing tumors). Cushings disease …

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AAA Syndrome: Causes, Symptoms and complications.

Introduction AAA syndrome is a rare autosomal recessive disorder characterized by adrenocorticotropic hormone (ACTH)-resistant adrenal insufficiency, alacrima and achalasia. Primary adrenal insufficiency or also known as Addison disease, is caused by abnormal function of the small hormone-producing glands on top of each kidney (adrenal glands). The main features of Addison …

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Poland syndrome: definition, symptoms and risk factors

Definition Poland syndrome is a disorder in which affected individuals are born with missing or underdeveloped muscles on one side of the body, resulting in abnormalities that can affect the chest, shoulder, arm, and hand. The extent and severity of the abnormalities vary among affected individuals. History It was first …

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Hemophilia: causes, complications and prevention

Definition Hemophilia is an inherited bleeding disorder in which a person lacks or has low levels of certain proteins called “clotting factors” and the blood doesn’t clot properly as a result. This leads to excessive bleeding. Bleeding disorders are due to defects in the blood vessels, the coagulation mechanism, or …

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Gaucher Disease: causes, complications and treatment

Definition Gaucher (go-SHAY) disease is the result of a buildup of certain fatty substances in certain organs, particularly your spleen and liver. This causes these organs to enlarge and can affect their function. History It was in 1882 that a medical student in Paris called Philippe Gaucher first described in …

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Myotonic dystrophy: causes, treatment and prevention.

Definition Myotonic dystrophy is an inherited type of muscular dystrophy that affects the muscles and other body systems. People who have myotonic dystrophy have muscle wasting and weakness in their lower legs, hands, neck and face that get worse over time. Signs and symptoms of myotonic dystrophy usually develop when …

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Beckwith-wiedemann syndrome (bws): Causes, Complications, Risks and Treatment

Definition Beckwith Wiedemann Syndrome is a congenital overgrowth disorder usually present at birth. BWS is characterized by large body size, enlarged organs, macroglossia (enlarged tongue), midline abdominal wall defects (omphalocele/exomphalos, umblicial hernia, diastasis recti), neonatal hypoglycemia and greatly increased risk of childhood cancer, particularly liver and kidney tumors. Beckwith Wiedemann …

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Aneurysm: Causes, Complications and Treatment.

Definition About 13,000 deaths occur each year in the United States from aortic aneurysms. An aneurysm occurs when an artery’s wall weakens and causes an abnormally large bulge. This bulge can rupture and cause internal bleeding. Although an aneurysm can occur in any part of your body, they’re most common …

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