Definition Angina is chest pain, discomfort, or tightness that occurs when an area of the heart muscle receives decreased blood oxygen supply. It is not a disease itself, but rather a likely symptom of coronary artery disease, the most common type of heart disease. The lack of oxygen-rich blood to …
Read More »Albinism: causes, symptoms, treatment and prevention
Definition Albinism includes a group of inherited disorders that are characterized by little or no production of the pigment melanin. The type and amount of melanin your body produces determines the color of your skin, hair and eyes. Most people with albinism are sensitive to sun exposure and are at …
Read More »Agnosia – Causes, Complications, 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. …
Read More »Achondroplasia: Symptoms, Causes 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 of Achondroplasia Achondroplasia was …
Read More »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. …
Read More »Osteoporosis – Definition, Causes, 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 …
Read More »Avian Influenza – Background, Complications, and Treatment.
Definition Avian influenza is also called as Bird flu. Avian influenza refers to the disease caused by infection with avian (bird) influenza (flu) Type A viruses. These viruses occur naturally among wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. Avian flu viruses do …
Read More »ADHD – Definition, Symptoms, Treatment, and Prevention.
Introduction ADHD (Attention Deficit Hyperactivity Disorder) is a brain disorder marked by an ongoing pattern of inattention and/or hyperactivity-impulsivity that interferes with functioning or development. ADHD has three sub-types Predominantly hyperactive-impulsive Most symptoms (six or more) are in the hyperactivity-impulsivity categories. Fewer than six symptoms of inattention are present, although …
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