Category: A

Category: A

480 Avascular necrosis

Avascular necrosis

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Avascular necrosis Avian influenza (See: Bird flu (avian influenza)) AVNRT (See: Atrioventricular nodal reentry tachycardia (AVNRT)) Overview Avascular necrosis is the death of bone tissue due to a lack
477 Autonomic neuropathy

Autonomic neuropathy

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Autonomic neuropathy Overview Autonomic neuropathy occurs when the nerves that control involuntary bodily functions are damaged. It can affect blood pressure, temperature control, digestion, bladder function
472 Autoimmune pancreatitis

Autoimmune pancreatitis

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Autoimmune pancreatitis Overview Autoimmune pancreatitis, also called AIP, is a chronic inflammation that is thought to be caused by the body’s immune system attacking the pancreas and that responds
468 Autoimmune hepatitis

Autoimmune hepatitis

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Autoimmune hepatitis Overview Autoimmune hepatitis is liver inflammation that occurs when your body’s immune system turns against liver cells. The exact cause of autoimmune hepatitis is unclear,
464 Autism spectrum disorder

Autism spectrum disorder

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Autism spectrum disorder Overview Autism spectrum disorder is a condition related to brain development that impacts how a person perceives and socializes with others, causing problems in social interaction
461 Atypical hyperplasia of the breast

Atypical hyperplasia of the breast

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Atypical hyperplasia of the breast Overview Atypical hyperplasia is a precancerous condition that affects cells in the breast. Atypical hyperplasia describes an accumulation of abnormal cells in the breast. Atypical
456 Atypical depression

Atypical depression

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Atypical depression Overview Any type of depression can make you feel sad and keep you from enjoying life. However, atypical depression — also called depression with atypical features — means that
452 Attention-deficit/hyperactivity disorder (ADHD) in children

Attention-deficit/hyperactivity disorder (ADHD) in children

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Attention-deficit/hyperactivity disorder (ADHD) in children Attention-deficit/hyperactivity disorder in adults (See: Adult attention-deficit/hyperactivity disorder (ADHD)) Overview Attention-deficit/hyperactivity
448 Atrioventricular nodal reentry tachycardia (AVNRT)

Atrioventricular nodal reentry tachycardia (AVNRT)

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Supraventricular tachycardia Atrioventricular septal defect (See: Atrioventricular canal defect) Atrophic vaginitis (See: Vaginal atrophy) Attachment disorder (See: Reactive attachment disorder) Atrioventricular
445 Atrioventricular canal defect

Atrioventricular canal defect

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Atrioventricular canal defect Overview Atrioventricular canal defect is a combination of heart problems resulting in a defect in the center of the heart. The condition occurs when there’s a hole
440 Atrial tachycardia

Atrial tachycardia

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Supraventricular tachycardia Atrial tachycardia is the least common type of supraventricular tachycardia. It’s generally seen in children with underlying heart disorders such as congenital heart
436 Atrial septal defect (ASD)

Atrial septal defect (ASD)

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Atrial septal defect (ASD) Overview An atrial septal defect (ASD) is a hole in the wall between the two upper chambers of your heart (atria). The condition is present at birth (congenital). Small defects
432 Atrial flutter

Atrial flutter

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Atrial flutter Overview In atrial flutter, your heart’s upper chambers (atria) beat too quickly. This causes the heart to beat in a fast, regular rhythm. Atrial flutter is a type of heart rhythm
428 Atrial fibrillation

Atrial fibrillation

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Atrial fibrillation Overview Atrial fibrillation is an irregular and often rapid heart rate that can increase your risk of stroke, heart failure and other heart-related complications. During atrial fibrillation,
425 Atopic dermatitis (eczema)

Atopic dermatitis (eczema)

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Atopic dermatitis (eczema) Overview Atopic dermatitis (eczema) is a condition that makes your skin red and itchy. It’s common in children but can occur at any age. Atopic dermatitis is long lasting
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