Soundings

Bad genes

BMJ 1994; 308 doi: https://doi.org/10.1136/bmj.308.6937.1167a (Published 30 April 1994) Cite this as: BMJ 1994;308:1167
  1. Trisha Greenhalgh

    “Oh, by the way,” said my son's teacher, “there was something I forgot to tell you last week. A message from the school doctor.”

    The whole school had been screened during routine medicals for a genetic defect. My son had tested positive. The teacher had not been given anything in writing, but she was sure Robert was the abnormal one. All the others had been okay. It was 3.15 in a crowded school playground. I felt sick, and looked for somewhere to sit down. I had used the test myself in the paediatric clinic, and I knew it was sensitive, specific, and valid. …

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