Older patients often come first to their primary care physicians with complaints of blurred vision associated with cataracts. An initial office-based diagnosis includes a simple patient history and examination of the retina with an ophthalmoscope.…
The beta-lactam antibiotics (penicillins and cephalosporins) are commonly prescribed for the treatment of community-acquired pneumonia. However, Streptococcus pneumoniae, the most common etiologic agent of community-acquired pneumonia, has become…