Pattern of sildenafil calls to Texas poison control centers, 1998-2004.

Sildenafil, a popular medication approved for the treatment of erectile dysfunction, is often misused. This study sought to describe the patterns of sildenafil calls to poison control centers in Texas during 1998-2004. Data on all sildenafil calls reported to the Texas Poison Center Network were analyzed.

Tympanometry in acute otitis media: prognostic implications.

Impedance tympanometry was performed on children with acute otitis media. Most acute tympanograms were classified as either type B (no peak pressure) or positive-pressure tympanograms. A striking difference in outcome was noted between these two groups: the patients with positive-pressure tympanograms were more likely to have normal results with examination at the two-week follow-up than were those with type B tympanograms.