Group B Streptococcus Osteomyelitis in a Healthy Adolescent.

Group B Streptococcus (GBS), Streptococcus agalactiae, is a bacterium often screened for pregnant women and associated with neonatal infections. However, GBS disease is also rising among non-pregnant adults, especially among immunocompromised patients. The median age of non-pregnant adults with invasive GBS disease is 64 years.

Spontaneous Tonsillar Hemorrhage due to Infectious Mononucleosis.

Spontaneous tonsillar hemorrhage is defined as continuous bleeding for more than one hour, or more than 250 mL of blood loss regardless of the duration of bleeding. It is associated with various pathologic conditions, including acute or chronic tonsillitis, peritonsillar or parapharyngeal abscess, infectious mononucleosis, carotid aneurysm or pseudoaneurysm, and tonsil cancer. It is a rare complication with very limited data reported in the literature.

Aortic Stenosis in African Americans: Focus On Disparities in Treatment and Outcomes.

Aortic stenosis (AS) is the third most common type of cardiovascular disease after hypertension and coronary artery disease, and it carries a high mortality rate when left untreated. Risk factors include male sex, hypertension, tobacco use, advanced age, elevated LDL cholesterol, and coronary atherosclerosis. Definitive treatment for AS includes valve repair, either percutaneously or surgically; however, in aging populations corrective surgery carries increased risk.