Dictionary

iatromisia An intense dislike of doctors or the medical profession.

IBD Inflammatory bowel disease. See bowel disease, inflammatory.

IBS Irritable bowel syndrome.

ibuprofen A nonsteroidal anti-inflammatory drug (NSAID) that is commonly used to treat pain, swelling, and fever. Common brand names of ibuprofen include Advil, Motrin, and Nuprin.

I-cell disease A rare, severe genetic disorder of the lysosomes (organelles within a cell that contain enzymes that can lyse, or digest, substances). Multiple enzyme deficiencies associated with I-cell disease lead to the accumulation of certain fatty substances (mucolipids) and certain complex carbohydrates (mucopolysaccharides) within the cells of many tissues of the body. The name…

ichthyosis, spasticity, oligophrenia syndrome See Sjogren’s syndrome.

ichthyosis simplex See ichthyosis vulgaris.

ichthyosis vulgaris A genetic skin disease characterized by scaly areas of skin that usually appear in childhood. The palms and soles are often affected. Areas that tend to be spared include the armpits, the insides of the elbows, and the skin behind the knee. Many people with ichthyosis vulgaris also have asthma, eczema, or hay…

hypoplasia Underdevelopment or incomplete development of a tissue or an organ. For example, hypoplasia of the enamel of the teeth indicates that the enamel coating is thinner than normal or missing in some but not all areas. Hypoplasia is less drastic than aplasia, where there is no development of a tissue or an organ at…

hypoplasia of the thymus and parathyroids See DiGeorge syndrome.

hypoplastic left heart syndrome A form of congenital heart disease in which the whole left half of the heart, including the aorta is underdeveloped (hypoplastic). Blood returning from the lungs has to flow through an opening in the wall between the upper chambers of the heart (an atrial septal defect). The right ventricle pumps blood…

hypospadias A birth defect in which the urethra opens on the underside of the penis or below the penis. Treatment involves surgery to repair and reconstruct the urethra.