Don’t take blood from the arm where gel is appliedBMJ 2010; 341 doi: https://doi.org/10.1136/bmj.c4014 (Published 27 July 2010) Cite this as: BMJ 2010;341:c4014
- Hisham Nizar, registrar in clinical pharmacology1,
- Anjali Balasanthiran,
- Daniel Morganstein,
- Bernard Norman,
- Kevin Shotliff
- 1Chelsea and Westminster Hospital, London SW10 9NH
Mason and colleagues report that sexual precocity occurred in a 4 year old boy with inadvertent transfer of transdermal testosterone gel.1 We report contamination of blood samples during venepuncture.
A patient receiving testosterone replacement treatment had a serum …
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