What is childhood apraxia of speech? Childhood apraxia of speech (CAS) is a speech disorder in which a childâs brain has difficulty coordinating the complex oral movements needed to create sounds into syllables, syllables into words, and words into phrases. Typically, muscle weakness is not to blame for this speech disorder.
Related to Breast Cancer. Herceptin: Long-Term Benefits for Breast Cancer. Feb. 24, 2011 -- High-risk breast cancer patients continue to derive benefits from the drug Herceptin even four years after stopping treatment, but questions remain about the biologic therapyâs safety when given with chemotherapy.
HER2 is a protein that helps breast cancer cells grow and spread, and about 15 to 20 percent of breast cancers are HER2-positive, according to the U.S. National Cancer Institute. Herceptin (trastuzumab) -- one of the newer, so-called targeted cancer drugs -- inhibits HER2. But while Herceptin is a standard treatment for later-stage cancer, it wasn't clear whether it helps women with small, stage 1 breast tumors that have not spread to the lymph nodes.