An open sore of the lining of the stomach. Also called stomach ulcer.

A neurobiological condition affecting a person’s ability to pay attention, characterized by a persistent pattern of inattention or impulsivity and hyperactivity that are developmentally (age) inappropriate.

Juvenile DM type 1 is an inflammatory autoimmune disease of the pancreas, resulting in a lack of insulin.

Refractory iron deficiency anemia (IDA) is a microcytic type anemia characterized by formation of abnormally small, pale red blood cells and iron depletion, or inadequate iron content in the body, that does not respond to oral iron supplementation. Refractory means resistant to normal treatment, which ...

Delayed puberty in boys is characterized by decreased functional activity of the testes, or male gonads. Read Post…

What Is Gastroesophageal Reflux Disease (GERD)? GERD is an upper digestive disorder that is characterized by a decrease in lower esophageal sphincter pressure (LES,) which allows the abnormal reflux or backflow of stomach contents into the esophagus. It is also ...

What Is Non-Infectious Blepharitis? Non-infectious blepharitis is an inflammatory condition of the eyelids that is NOT caused by an invading organism but rather nutritional deficiencies. It is characterized by non-ulcerative inflammation of the hair follicles and lacrimal glands along the eyelid edges. Q: ...

A small white blood cell that plays a major role in defending the body against disease. There are two types of lymphocytes: B cells, which make antibodies that attack bacteria and toxins, and T cells which attack body cells themselves when ...

What Is Juvenile Autoimmune Thyroid Disease? Juvenile autoimmune thyroid disease is an autoimmune disorder occurring in childhood that targets and damages the thyroid gland, often causing goiter. It is characterized by abnormal circulating thyroid hormone levels in the bloodstream. Recent evidence ...

What Is Penicillin V Impaired Absorption In Children? Penicillin V impaired absorption in children is characterized by lack of ability to absorb the oral antibiotic medicine, penicillin V,  from the small intestine. Q: What is penicillin V? A: Penicillin V ...

What Is Fecal Occult Blood In Children? The presence of fecal occult blood in children is caused by minimal bleeding of less than a tablespoon a day in the gastrointestinal tract which leads to iron deficiency. Bleeding is abnormal and ...

What Is Dermatitis Herpetiformis In Childhood? Dermatitis herpetiformis in childhood is an inflammatory skin manifestation of celiac disease in which immunoglobulin A (IgA) autoantibodies target components of the skin, leading to blister formation caused by ingestion of gluten in the diet.   Dermatitis ...

What Is Chronic Bullous Dermatosis Of Childhood? Chronic bullous dermatosis of childhood, also termed linear IgA dermatosis, is the most common acquired autoimmune blistering disorder of childhood and is characterized by itchy, urticated papules and plaques as well as polycyclic lesions (merged ...

What Is Juvenile Type 1 Diabetes Mellitus? Juvenile diabetes is type I diabetes mellitus that begins in childhood or before the age of 25 years. It is an inherited inflammatory autoimmune disease of the pancreas in which anti-islet autoantibodies destroy the ...

What Is Delayed Puberty In Girls? Delayed puberty in girls is a concerning condition characterized by decreased functional activity of the ovaries resulting in late onset of ovulation and secondary sex characteristics. Q: When should puberty in girls begin? A: ...