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Neisseria gonorrhoeae confirmatory testing: helpful or a hindrance?
  1. Jonathan S Moore1,
  2. Nicole Gaukrodger2,
  3. Giuseppe Bignardi1
  1. 1Microbiology Department, City Hospitals Sunderland NHS Foundation Trust, Sunderland, UK
  2. 2Microbiology Department, South of Tyne Pathology Laboratories, Queen Elizabeth Hospital NHS Foundation Trust, Gateshead, UK
  1. Correspondence to Dr Jonathan S Moore, Microbiology Department, City Hospitals Sunderland NHS Foundation Trust, Kayll Road, Sunderland SR4 7TP, UK; Jonathan.Moore2{at}

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We read with interest the paper by Perry et al1 as we have just reviewed the performance of our own Neisseria gonorrhoea confirmatory testing strategy. We confirm extragenital samples positive for N. gonorrhoeae on the Cobas 4800NG using the CE-marked Duplicα real-time 2nd generation detection kit (Euroclone diagnostics).

Of 76 pharyngeal samples testing positive on the Cobas 4800NG, only 25 (33%) confirmed on the Duplicα platform. However, 26/51 (51%) patients with unconfirmed …

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