By A. Ugolf. Loyola College, Baltimore. 2018.
Permethrin (1%)(Nix) is a more stable synthetic • Repeat lice checks and nit removal daily until none are pyrethrin generic precose 50 mg mastercard. These products may reduce pediculicide ef- • Wash all bedding cheap 50mg precose amex, clothing, headgear, scarves, and fectiveness coats with soapy water at 130°F (54°C) and dry with high heat for at least 20 minutes During the 1990s, as schools began requiring chil- dren to be lice and nit-free, the use of pyrethroids rose • Wash or vacuum stuffed animals and other toys significantly and the FDA began receiving reports of in- • Vacuum all helmets, carpets, rugs, mattresses, pillows, effectiveness. The FDA ordered new labeling of upholstery, and car seats pyrethroid pediculicides on the outside of the carton, in • Remove the vacuum cleaner bag after use, seal in a simpler language, and with more information, to take ef- plastic bag, and place in the outside garbage fect in 2005–2006. Permethrin sprays for treating mat- tresses, furniture, and other items are not recommended. Sometimes in- experts disagree about the effectiveness and/or safety of fested clothing is treated with a 1% malathion powder GALE ENCYCLOPEDIA OF ALTERNATIVE MEDICINE 2 1213 • Lindane (1% or higher) (Kwell), an organochloride neurotoxin, can induce seizures and death in suscepti- KEY TERMS ble people, even when used according to the directions. In 2003 the FDA required new labeling and a reduction Crabs—An informal term for pubic lice. Neurotoxin—A chemical compound that is toxic Prognosis to the central nervous system. Despite the presence of chemically resistant lice and Nit—The egg sac laid by adult female lice. Prevention of lice infestation depends on adequate Petroleum jelly or ointment—Petrolatum, a gelati- personal hygiene and the following public health mea- nous substance obtained from oil that is used as a sures: protective dressing. Regular lice checks in schools and “no nit” re-entry policies have not been shown to be effective. PERIODICALS “Recommendations Provided for Back-to-School Head Lice Blenkinsopp, Alison. Centers for Disease Control and Prevention, National Center for Infectious Diseases, Division of Parasitic Diseases. Frey, PhD Margaret Alic, PhD Lichen see Usnea Licorice is a sweet and soothing herb that has been Licorice appreciated for its medicinal qualities for thousands of Description years. Several species of this member of the Leguminosae, Licorice, Glycyrrhiza glabra, is a purple and white or pea, family, are used medicinally. Glycyrrhiza glabra, flowering perennial, native of the Mediterranean region also known as sweet wood or sweet licorice, is cited first and central and southwest Asia.
Attention deficit hyperactivity disorder safe precose 25 mg, or ADHD purchase precose 50 mg with visa, is a behavioral disorder, characterized by poor attention, Although its use has not been formally tested, some inability to focus on specific tasks, and excessive activity. Antioxidants help to although studies are still ongoing to determine what role reduce oxidative damage to cells. Most children with A-T Attention deficit hyperactivity disorder (ADHD) depend on wheelchairs by the age of ten because of a lack was first described by a pediatrician, Dr. At the time, he gave an account of 43 children who respiratory failure or cancer by their teens or early 20s. Resources Until the 1950s, it was felt that the symptoms of ADHD were caused by either infections, toxins, or BOOKS trauma to the head. The Genetic Basis of to as “minimal brain damage,” or minimal brain dysfunc- Human Cancer. News and World the name of the disorder to “hyperkinetic reaction to childhood” in response to the recognition of the promi- Report. Still, the diagnosis of ADHD has included certain basic GALE ENCYCLOPEDIA OF GENETIC DISORDERS 127 Demographics KEY TERMS Studies on the occurrence of ADHD within different ethnic, racial, and sociological groups is somewhat lim- Allele—One of two or more alternate forms of a ited. However, later stud- itance where only one abnormal gene is needed to ies have not bore these studies out, and in fact there was display the trait or disease. Childhood exposure to certain toxins, such as lead, alcohol, and cig- arette smoke, seemed to be linked to a higher occurrence of ADHD. Other studies point to childhood hypersensi- tivity to certain food additives as a contributing factor in characteristics, such as easy distractibility, hyperactivity, the development of ADHD. Nutritional deficiencies in impulsivity, and a short attention span, especially when iron, zinc, and essential fatty acids have also been impli- related to specific tasks. Early in its history, ADHD was cated in ADHD, but studies in this area are limited. Current studies indicate that ADHD affects Signs and symptoms between six and nine million adults in the United States and is seen in both males and females, with males having ADHD is a condition defined by behaviors rather the condition about twice as often as females.