Medscape > Fast Five Quizzes Quiz: Do You Know Key Signs and Symptoms of Rare Diseases? Germaine L. Defendi, MD, MS; Emmanuel C. Besa, MD; Michael Stuart Bronze, MD September 29, 2016 Rare diseases are defined as conditions that occur in fewer than 200,000 people in the United States. Some of these diseases are at the upper range of prevalence, whereas others are much more rare. Although you may not encounter them frequently in practice, having a keen eye for certain si...

Medscape > Fast Five Quizzes Quiz: Do You Know Key Signs and Symptoms of Rare Diseases? Germaine L. Defendi, MD, MS; Emmanuel C. Besa, MD; Michael Stuart Bronze, MD September 29, 2016 Rare diseases are defined as conditions that occur in fewer than 200,000 people in the United States. Some of these diseases are at the upper range of prevalence, whereas others are much more rare. Although you may not encounter them frequently in practice, having a keen eye for certain si...

Medscape > Fast Five Quizzes Quiz: Do You Know Key Signs and Symptoms of Rare Diseases? Germaine L. Defendi, MD, MS; Emmanuel C. Besa, MD; Michael Stuart Bronze, MD September 29, 2016 Rare diseases are defined as conditions that occur in fewer than 200,000 people in the United States. Some of these diseases are at the upper range of prevalence, whereas others are much more rare. Although you may not encounter them frequently in practice, having a keen eye for certain si...

Quiz: How Much Do You Know About Tetanus? Michael Stuart Bronze, MD September 08, 2016 Tetanus is characterized by an acute onset of hypertonia, painful muscular contractions (usually of the muscles of the jaw and neck), and generalized muscle spasms without other apparent medical causes. Despite widespread immunization of infants and children since the 1940s, tetanus still occurs in the United States. Currently, tetanus primarily affects older adults because of their hig...

Medscape > Fast Five Quizzes Quiz: How Much Do You Know About Tetanus? Michael Stuart Bronze, MD September 08, 2016 Tetanus is characterized by an acute onset of hypertonia, painful muscular contractions (usually of the muscles of the jaw and neck), and generalized muscle spasms without other apparent medical causes. Despite widespread immunization of infants and children since the 1940s, tetanus still occurs in the United States. Currently, tetanus primarily affects o...

Medscape > Fast Five Quizzes Quiz: How Much Do You Know About Tetanus? Michael Stuart Bronze, MD September 08, 2016 Tetanus is characterized by an acute onset of hypertonia, painful muscular contractions (usually of the muscles of the jaw and neck), and generalized muscle spasms without other apparent medical causes. Despite widespread immunization of infants and children since the 1940s, tetanus still occurs in the United States. Currently, tetanus primarily affects o...

Medscape > Fast Five Quizzes Quiz: How Much Do You Know About Tetanus? Michael Stuart Bronze, MD September 08, 2016 Tetanus is characterized by an acute onset of hypertonia, painful muscular contractions (usually of the muscles of the jaw and neck), and generalized muscle spasms without other apparent medical causes. Despite widespread immunization of infants and children since the 1940s, tetanus still occurs in the United States. Currently, tetanus primarily affects o...

Medscape > Fast Five Quizzes Quiz: How Much Do You Know About Tetanus? Michael Stuart Bronze, MD September 08, 2016 Tetanus is characterized by an acute onset of hypertonia, painful muscular contractions (usually of the muscles of the jaw and neck), and generalized muscle spasms without other apparent medical causes. Despite widespread immunization of infants and children since the 1940s, tetanus still occurs in the United States. Currently, tetanus primarily affects o...

Medscape > Fast Five Quizzes Quiz: How Much Do You Know About Tetanus? Michael Stuart Bronze, MD September 08, 2016 Tetanus is characterized by an acute onset of hypertonia, painful muscular contractions (usually of the muscles of the jaw and neck), and generalized muscle spasms without other apparent medical causes. Despite widespread immunization of infants and children since the 1940s, tetanus still occurs in the United States. Currently, tetanus primarily affects o...

JAMA Diagnostic Test Interpretation | September 6, 2016 Clinical Significance of a Positive Antineutrophil Cytoplasmic Antibody (ANCA) Test Viet L. Bui, Tanaz A. Kermani JAMA. 2016;316(9):984-985. doi:10.1001/jama.2016.8307. A 67-year-old woman with a history of idiopathic pulmonary fibrosis was admitted to the hospital for new onset of cough with blood-streaked sputum, which followed several months of weight loss, anorexia, nausea, vomiting, and abdominal pain. She report...