Journal of Infectious Diseases and Diagnosis

Microbiology Laboratory, Hospital General de Tijuana, Baja-California, USA

Publications

• Short Communication   
  Otomastoiditis: Thirteen Years of Active Surveillance in a Northern Mexican Hospital (Mexico-USA-Border): Pneumococcus as Leading Cause, and High Impact of Pneumococcal 13-Valent Conjugate Vaccine
  Author(s): Enrique Chacon-Cruz*, Erika Zoe Lopatynsky-Reyes, Rosa Maria Rivas-Landeros and Luis Antonio Zapata-Cosain
  
  Background: We have published several studies related to Invasive Pneumococcal Disease, and effectiveness of Pneumococcal Conjugate Vaccines: 7-valent (PCV7) and 13-valent (PCV13). This is the first Latin American, prospective study looking for Otomastoiditis (OM) in children, and the impact of PCV13 on this disease. Methods: Since October/1st/2005 until September/30th/2017, prospective surveillance to identify all children<16 years old with OM at the Tijuana, Mexico, General Hospital was performed. OM was diagnosed with otoscopy, and tomographic signs of OM. Bacterial identification was obtained either from mastoids and/or supramastoid abscesses, and bacterial identification by conventional cultures. Pneumococcal serotyping was performed by the Quellung Reaction (Statens Serum Institute®). Results: Twenty cases of OM were identified. Median age at admission was 32 months (6 mo.. View more»
  

  Abstract PDF