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Adrenoleukodystrophy (uh-dree-noh-loo-koh-DIS-truh-fee) is a type of hereditary (genetic) condition that damages the membrane that insulates nerve cells in your brain (myelin sheath). In adrenoleukodystrophy (ALD), your body can’t break down very long-chain fatty acids (VLCFA), causing saturated VLCFAs to build up in your brain, nervous system and adrenal gland.

Adrenal cancer is a rare cancer that begins in the small, triangular glands (adrenal glands) located on top of your kidneys. Adrenal glands produce hormones that give instructions to virtually every organ and tissue in your body. Adrenal cancer, also called adrenocortical cancer, can occur at any age. But it’s most likely to affect children Read more…

Adnexal tumors are growths that form on the organs and connective tissues around the uterus in women. Adnexal tumors are most often noncancerous (benign), but they can be cancerous (malignant). Adnexal tumors occur in the: Ovaries Fallopian tubes Connective tissue around the ovaries or fallopian tubes Diagnosis of adnexal tumors involves a careful physical exam, Read more…

Work problems, going away to school, an illness — any number of life changes can cause stress. Most of the time, people adjust to such changes within a few months. But if you continue to feel down or self-destructive, you may have an adjustment disorder. An adjustment disorder is a type of stress-related mental illness. Read more…

Attention-deficit/hyperactivity disorder (ADHD) is a chronic condition that affects millions of children and often persists into adulthood. ADHD includes a combination of problems, such as difficulty sustaining attention, hyperactivity and impulsive behavior. Children with ADHD also may struggle with low self-esteem, troubled relationships and poor performance in school. Symptoms sometimes lessen with age. However, some Read more…

Adenomyosis (ad-uh-no-my-O-sis) occurs when endometrial tissue, which normally lines the uterus, exists within and grows into the muscular wall of the uterus. The displaced endometrial tissue continues to act as it normally would — thickening, breaking down and bleeding — during each menstrual cycle. An enlarged uterus and painful, heavy periods can result. Symptoms most Read more…

Addison’s disease is a disorder that occurs when your body produces insufficient amounts of certain hormones produced by your adrenal glands. In Addison’s disease, your adrenal glands produce too little cortisol and often insufficient levels of aldosterone as well. Also called adrenal insufficiency, Addison’s disease occurs in all age groups and affects both sexes. Addison’s Read more…

Acute sinusitis (acute rhinosinusitis) causes the cavities around your nasal passages (sinuses) to become inflamed and swollen. This interferes with drainage and causes mucus to build up. With acute sinusitis, it may be difficult to breathe through your nose. The area around your eyes and face may feel swollen, and you may have throbbing facial Read more…