CT scan machines can be spreaders if protocols not followed Updated: Updated: April 29, 2021 01:06 IST ‘There should be different time slots for symptomatic and asymptomatic people and it’s ideal to have a dedicated machine for COVID-19 patients’ Share Article Health workers collecting swab samples in Bengaluru. | Photo Credit: file photo ‘There should be different time slots for symptomatic and asymptomatic people and it’s ideal to have a dedicated machine for COVID-19 patients’ With High Resolution Computed Tomography (HRCT) of the chest becoming a common investigation method for COVID-19 and for suspected cases to rule out lung involvement, doctors said diagnostic centres, CT scan rooms and machines are the latest spreaders.