Sigma Diagnostic & Imaging Centre was the first 365 days open fully automated standalone laboratory in Delhi. Sigma Diagnostic & Imaging Centre was the first 365 days open fully automated standalone laboratory in Delhi. Sigma diagnostic and iamging centre has successfully developed itself into a centre of excellence in the field of laboratory medicine by adopting latest techniques, inducting highly skilled professionals and introducing latest state of the art analyzers from USA, Germany, France and Japan. Their team of experienced doctors at sigma diagnostic and iamging centre ensures quality at all stages of testing, right from collection of samples to final release of reports. They strive to continuously upgrade their knowledge and technology keeping the pace with latest developments in the field of medical science. Patient friendly services along with high quality testing has been the soul motto of their organization.