Smokeless tobacco use among working adults - United States, 2005 and 2010.

Smokeless tobacco causes cancers of the oral cavity, esophagus, and pancreas. CDC analyzed National Health Interview Survey (NHIS) data to estimate the proportion of U.S.

Pseudoseptic arthritis of the shoulder following pneumococcal vaccination.

Pseudoseptic arthritis is primarily described in rheumatoid arthritis and other systemic inflammatory conditions. To our knowledge, only 1 case report of pseudoseptic arthritis associated with intra-articular injection of a pneumococcal polyvalent vaccine (PPV) has been published. Here, a second case is presented in which a patient presented with swelling, pain, and erythema of the affected shoulder.

Acute upper and lower respiratory effects in wildland firefighters.

Objectives: To assess acute respiratory effects experienced by wildland firefighters.

Methods: We studied two Interagency Hotshot Crews with questionnaires, spirometry, and measurement of albumin, eosinophilic cationic protein (ECP), and myeloperoxidase (MPO) as indicators of inflammation in sputum and nasal lavage fluid. Assessments were made preseason, postfire, and postseason.