Objective:

The article describes the clinical and neuroimaging characteristics of six children with the diagnosis of brain tumor attended in two private institutions from Lima, during the COVID-19 pandemic.

Material and methods:

Descriptive study of cases of brain tumor in patients aged 18 and younger, followed at two private institutions in in Lima, from March 2020 to December 2021.

Results:

Six consecutive cases of intracranial tumors were detected during a large part of the COVID-19 pandemic’s first year (October 2020 to March 2021), all of them with diagnosis of primary intracranial sarcoma. Before the pandemic, the last primary intracranial sarcoma in children, operated in the mentioned institutions, occurred in June 2018 and was the only case that year.

Conclusions:

During the COVID-19 pandemic, an unusual frequency of primary intracranial sarcoma in children was found in two private institutions from Lima.