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False Rifampicin Resistance in Xpert Ultra Applied to Lymph Node Aspirate: A Case Report.

Kamela Charmaine NgLeen RigoutsBouke C de JongLutgarde Lynen
Published in: Open forum infectious diseases (2020)
A 36-year-old male patient was diagnosed with tuberculosis in Antwerp, Belgium, in May 2018. His lymph node aspirate initially tested rifampicin resistant in Xpert MTB/RIF Ultra, but tested susceptible in all other tests including targeted deep sequencing due to a rare matrix effect in the Xpert MTB/RIF Ultra reaction tube.
Keyphrases
  • pulmonary tuberculosis
  • lymph node
  • mycobacterium tuberculosis
  • high resolution
  • neoadjuvant chemotherapy
  • sentinel lymph node
  • case report
  • cancer therapy
  • hiv infected
  • electronic health record