Definition Acrocallosal syndrome is a rare congenital disorder in which the individual has an absence or only partial formation of the corpus callosum. This is accompanied by a skull and facial malformations, and some degree of finger or toe malformations. Individuals may display motor and mental retardation. The cause of …
Read More »Agoraphobia – Definition, Symptoms, and Treatment
Definition If you have agoraphobia, it means you get anxious about having a panic attack. As well as crowds and queues, you may fear other places or situations where you’ve had a panic attack before. This fear makes you avoid these situations or do things to help manage your anxiety, …
Read More »Apert Syndrome – Symptoms, Causes, and Diagnosis.
Description Apert syndrome, also known as “acrocephalosyndactyly”. It is a genetic disorder in which certain skull bones fuse together prematurely, which is known as craniosynostosis. This early fusion of the skull prevents it from developing normally and causes the child to have an unusual head and face shape. Children with …
Read More »Alopecia Areata – Definition, Diagnosis, and Treatment.
Definition Alopecia areata, also known as spot baldness, is an autoimmune disease in which hair is lost from some or all areas of the body. Usually, the hair loss occurs from the scalp due to the body’s failure to recognize its own body cells and subsequent destruction of its own …
Read More »Anuria – Definition, Causes, Symptoms, Treatment.
Description Anuria is a condition where there is a little amount of urine discharge from the body. The main cause of anuria includes severe kidney problems, hypovolemia, cardiogenic shock, and sepsis. The term “anuria” indicates absence of urine. In most cases of anuria patients, the urine production would be in …
Read More »Anisakiasis – Description, Causes, and Treatment.
Description Anisakiasis is a human parasitic infection of the gastrointestinal tract caused by the consumption of raw or undercooked seafood containing larvae of the nematode Anisakis simplex (herring worm). Fish, squid, and crustaceans often act as transport host in which larvae grow but do not mature into adults. When larger …
Read More »Ankylosing Spondylitis (AS) – Definition, Pathophysiology, and Causes.
Description Ankylosing spondylitis or AS, is a form of arthritis that primarily affects the spine, although other joints can become involved. It causes inflammation of the spinal joints (vertebrae) that can lead to severe, chronic pain and discomfort. The disease leads to calcification of the spine’s ligaments and discs and …
Read More »Aspergillosis – Causes, Complications, and Prevention.
Definition Aspergillosis is an infection caused by a type of mold. The illnesses resulting from aspergillosis infection usually affect the respiratory system, but their signs and severity vary greatly. The mold that triggers the illnesses, Aspergillus, is everywhere, indoors and outdoors. Most strains of this mold are harmless, but a …
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