RT-PCR Negative COVID 19 – Akin to Smear Negative Pulmonary Tuberculosis? - A Case Report

Authors

  • B Ganesh ganesh.b@kimshealth.org Author
  • P Arjun Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author
  • KA Ameer Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author
  • Vinodkumar Kesavan Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author
  • A Rajalakshmi Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author
  • Muhammad Niyas Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author
  • R Muralidharan Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author
  • V Deepak Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala Author

Keywords:

False negative RT-PCR, COVID 19 antibody test, CO-RADS

Abstract

We report a case of 34-year-old physician who presented with classical clinicoradiological features suggestive of COVID-19 but five sequential rRT-PCR (real time Reverse Transcription Polymerase chain reaction) tests were negative. After admission, he was hypoxic and febrile. He had clinical worsening and laboratory parameters suggestive of an impending cytokine storm and he was appropriately managed as per institution protocol. Meanwhile, his antibody test for COVID 19 came positive for both Ig G and Ig M with high IgM level. He had a dramatic recovery and was discharged within 10 days. It is difficult to distinguish COVID-19 pneumonia from other viral pneumonia based on RT-PCR and CT findings alone. In this context, this case report is being published to highlight this fact.

Author Biographies

  • B Ganesh, ganesh.b@kimshealth.org

     MBBS, Resident, Department of Respiratory Medicine, Kerala Institute of Medical Sciences, Trivandrum, Kerala

  • P Arjun, Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    MD, DTCD, DNB, MNAMS
    Senior Consultant, Professor and Head
    Department of Respiratory Medicine

  • KA Ameer , Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    MD, DTCD
    Professor & Senior Consultant, Department of Respiratory Medicine

  • Vinodkumar Kesavan, Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    MD, IDCCM, MRCP(UK)
    Senior Consultant, Department of Respiratory Medicine

  • A Rajalakshmi, Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    DNB
    Senior Consultant, Department of Infectious Diseases

  • Muhammad Niyas, Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    MD, DNB, DM
    Associate Consultant, Department of Infectious Diseases

  • R Muralidharan , Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    MD, DA, IDCCM
    Senior Consultant, Department of Critical Care Medicine

  • V Deepak , Kerala Institute of Medical Sciences, Anayara P.O, Trivandrum, Kerala

    MD, EDIC
    Senior Consultant, Department of Critical Care Medicine

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Published

2021-03-26

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