Achondroplasia Achondroplasia is the most common type of dwarfism, in which the child's arms and legs are short in proportion to body length. Learn more about this condition.
Acne Acne is the term for plugged pores, pimples, and deeper lumps that occur on the face, neck, chest, back, shoulders, and even the upper arms.
Acute Lymphoblastic Leukemia (ALL) Cancer specialists at Children’s National in Washington, D.C., provide expert treatment for children who have acute lymphoblastic leukemia. Learn more about this condition, including its symptoms, what causes and how we treat it.
Acute Renal Failure Renal failure refers to temporary or permanent damage to the kidneys that results in loss of normal kidney function. There are two different types of renal failure—acute and chronic.