[Parotitis and influenza: unusual association during 2017, in Santa Fe, Argentina].

Background: Parotitis is an acute viral disease characterized by swelling and pain in one or both salivary glands, submaxillary or submental, fever, headache, muscle ache and/or fatigue.

Aim: To investigate the occurrence of influenza virus infection in parotitis cases in a population of Santa Fe during 2017 and analyze clinical and epidemiological characteristics of the cases.

Methods: We studied patients with diagnosis of mumps without age restriction, who came for examination from week 26 to the network of clinicians forming the Sentinel Influenza Unit in Santa Fe.

[Monitoring of activity of influenza in Santa Fe, Argentina, 2005-2010].

Background: Influenza viruses have a relevant public health impact.

Objective: To describe the activity of influenza and assess the morbidity and mortality impact during 2005 to 2010 in Santa Fe, Argentina.

Methods: Epidemiological and virological indicators were calculated based on sentinel surveillance.