Digoxin specific antibody fragments (Digibind) in digoxin toxicityBMJ 2009; 339 doi: http://dx.doi.org/10.1136/bmj.b2884 (Published 03 September 2009) Cite this as: BMJ 2009;339:b2884
- Dorothy Ip, specialist registrar in acute medicine,
- Hafiz Syed, specialist registrar in geriatric medicine,
- Maurice Cohen, consultant physician in geriatric medicine
- 1North Middlesex Hospital, London N18 1QX
- Correspondence to: D Ip
- Accepted 3 November 2008
Digoxin levels are requested in patients who present with symptoms of digoxin toxicity. Digoxin specific antibody fragments are indicated but can falsely raise digoxin level. The administration of a further dose of should be guided by the patient’s symptoms rather than the digoxin level.
A 78 year old woman was admitted with acute renal impairment and syncope after a lower respiratory tract infection and poor hydration. Her complex medical history included chronic atrial fibrillation, hypertension, congestive cardiac failure, and curative right hemicolectomy for caecal carcinoma. Regular medications included amlodipine, lisinopril, furosemide, spironolactone, digoxin, warfarin, lansoprazole, and quinine sulphate.
On admission, she was hypotensive and bradycardic. Apart from a painful left ankle, other systems were normal on examination. Initial blood tests showed a normocytic anaemia, hyponatraemia, hyperkalaemia, acute on chronic renal failure, …
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