Hyponatraemia complicating vaginal delivery

      We read with interest the case of inappropriate ADH secretion associated with preeclampsia
      • Wilson H.
      • Shutt L.
      Syndrome of inappropriate ADH secretion in a woman with pre-eclampsia.
      and would like to report another cause of hyponatraemia. A 29-year-old primiparous woman presented in spontaneous labour at 41 weeks of gestation. She was previously fit, did not smoke or drink alcohol and had an unremarkable antenatal history with no history of cardiac, respiratory, renal, endocrine or psychiatric disorder. She had been taking multivitamins and folic acid during pregnancy.
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        • Wilson H.
        • Shutt L.
        Syndrome of inappropriate ADH secretion in a woman with pre-eclampsia.
        Int J Obstet Anesth. 2007; 16: 360-362
        • Kubli M.
        • Scrutton M.J.
        • Seed P.T.
        • O’Sullivan G.
        An evaluation of isotonic “sport drinks” during labor.
        Anesth Analg. 2002; 94: 404-408
        • Goodner D.M.
        • Arnas G.M.
        • Andros G.J.
        • Waterhouse R.B.
        Psychogenic polydipsia causing acute water intoxication in pregnancy at term. A case report.
        Obstet Gynecol. 1971; 37: 873-876
        • Graham K.
        • Palmer J.
        Severe hyponatraemia as a result of primary polydipsia in labour.
        Aust N Z J Obstet Gynaecol. 2004; 44: 586-587
        • Johansson S.
        • Lindow S.
        • Kapadia H.
        • Norman M.
        Perinatal water intoxication due to excessive oral intake during labour.
        Acta Paediatr. 2002; 91: 811-814
        • Lurie S.
        • Feinstein M.
        • Mamet Y.
        Symptomatic hyponatremia following cesarean section.
        J Matern Fetal Neonatal Med. 2002; 11: 138-139
        • Paech M.J.
        Convulsions in a healthy parturient due to intrapartum water intoxication.
        Int J Obstet Anesth. 1998; 7: 59-61
        • Siragy H.M.
        Hyponatremia, fluid-electrolyte disorders, and the syndrome of inappropriate antidiuretic hormone secretion: diagnosis and treatment options.
        Endocr Pract. 2006; 12: 446-457
        • Lindheimer M.D.
        • Davison J.M.
        Osmoregulation, the secretion of arginine vasopressin and its metabolism during pregnancy.
        Eur J Endocrinol. 1995; 132: 133-143
        • Swales J.
        Management of hyponatraemia.
        Br J Anaesth. 1991; 67: 146-153