Tuberculosis as a Risk Factor for a Worse Outcome Post-Sars-CoV-2 Infection

Inclusion Criteria: * Willingness to provide a written informed consent or witnessed oral consent in the case of illiteracy for participation in the study prior to all study-related procedures * Be ≥ 18 years and \<70 years of age * Having a diagnosis of SARS-CoV-2 infection, confirmed by PCR tests and/or chest CT-scan * Willing to be tested for active and latent M.tb infection and to provide information on previous TB disease episodes (including agreement for confirmation of active TB disease by the investigators, e.g. via NTP/lab registration number) * Willing to be tested for HIV, if status is not known or the last documented negative is more than 4 weeks old * Willingness to comply with the protocol and visit schedule, at the discretion of the investigator * Having a firm home address that is readily accessible for visiting and is willing to inform the study team of any change of address during study participation Exclusion Criteria: * Has a recent history of a medical condition that is the leading cause for the current clinical symptoms and/or survival, e.g. advanced stages of cancer * Has severe medical or psychiatric condition which in the opinion of the site investigator or designee, might interfere with the ability to give true informed consent and to adhere to the study requirements. * Is currently imprisoned * Confirmed or suspected pregnancy