What patients and families need to know
Conditions and Treatments
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A laceration is tear or opening in the skin caused by an injury.
Children's National's expert bariatric surgery team uses LAP-BAND®, a weight-loss procedure for those who are at least 18 years old.
Laryngomalacia is the most common cause of stridor, or “noisy breathing” in infants. It is caused by redundancy of the tissue above the vocal cords. Learn more about this condition.
As many as 80 percent of all children with neurofibromatosis will have associated difficulties that affect learning, including attention problems, memory problems, spatial perception difficulties, and selective problems in reading or mathematics. Learn more about this condition.
A learning disorder is defined as difficulty in an academic area. A child's ability to achieve in the specific academic area is below what is expected for the child's age, educational level, and level of intelligence.
Legg-Calvé-Perthes disease is a rare hip condition that affects children. Over a number of years, a child’s femoral head breaks down and re-forms. Learn more about this condition.
Leukemia is the most common form of pediatric cancer. Leukemia is cancer of the blood and develops in the bone marrow. Learn more about this condition.
A lumbar puncture is when a physician inserts a needle in the lower spine to obtain cerebrospinal fluid in search of infection, administer chemotherapy, or monitor and relieve cerebrospinal fluid pressure. Learn more.
Lyme disease (LD) is a multi-stage, multi-system bacterial infection caused by the spirochete Borrelia burgdorferi, a spiral shaped bacterium that is most commonly transmitted by a tick bite.
Lymphadenopathy is the term for swelling of the lymph nodes — the bean-shaped organs found in the underarm, groin, neck, chest and abdomen that act as filters for the lymph fluid as it circulates through the body.