Ten yearly yellow fever booster vaccinations may still be justified

Yearly influenza vaccinations: a double-edged sword?

Yearly vaccination against seasonal influenza viruses is recommended for certain individuals at high risk of complications associated with influenza. It has been recommended in some countries, including the USA, that all children aged 6-59 months are vaccinated against seasonal influenza. However, it has been shown-mainly in animals-that infection with influenza A viruses can induce protective ...

Non-contact infrared thermal imagers may still be useful for mass fever screening.

To the Editor—We have some observations on the commentary by Wong and Wong on non-contact infrared thermal image sensors (NCIRTIS) for mass fever screening. Based on their literature review, the authors suggested that authorities should not rely on the use of NCIRTIS in mass fever screening. However, the authors overlooked a few recent studies, which may cast doubt on their conclusion. They poi...

Yellow fever: a disease that has yet to be conquered.

Yellow fever virus (YFV) is the prototype member of the genus Flavivirus, a group of viruses that are transmitted between vertebrates by arthropod vectors. The virus is found in tropical regions of Africa and South America and is transmitted to primates by mosquitoes: Aedes spp. in Africa and Haemagogus and Sabethes spp. in South America. Despite the availability of an effective vaccine, yellow...

Yellow fever vaccination: be sure the patient needs it.

Yellow fever.

1MD, Infectious Disease Specialist, Hospital Israelita Albert Einstein, Sociedade Brasileira de Infectologia. MSc in Medicine – Infectious and Parasitic Diseases, Faculdade de Medicina da Universidade de São Paulo (FMUSP). PhD in Medicine – Infectious and Parasitic Diseases, FMUSP. Fellow American College of Physicians, São Paulo, SP, Brazil 2MD, Infectious Disease Specialist, Hospital Israelit...