Vithian Karvnakaran, Samat Ashish, Jones M Keston
Department of Medicine, Singleton Hospital, Swansea SA2 8QA, UK.
Ann Clin Biochem. 2006 Sep;43(Pt 5):414-5. doi: 10.1258/000456306778520061.
The differential diagnosis of abdominal pain with associated hyponatraemia should include acute intermittent porphyria. Development of hyperthyroidism in a patient with latent porphyria may precipitate an acute attack and increase disease severity. Treatment of hyperthyroidism may prevent recurrent episodes.