BLUE URTICARIA: IMMEDIATE HYPERSENSITIVITY REACTION FOLLOWING PATENT BLUE DYE INJECTION FOR IDENTIFICATION OF SENTINEL LYMPH NODE IN BREAST CANCER: A CASE REPORT
Benchakroun Khadija, *Benali Saad, Babahabib Abdellah, Kouach Jaouad and Moussaoui Rahali Moulay Driss
ABSTRACT
Introduction: The patent blue dye is often used for identification of sentinel lymph node while cancers surgery. The immediate hypersensitivity reactions of this colouring agent consisting of : blue urticaria, angioedema, bronchaspasm and anaphylactic shock are not rare (0.8-2.8%). Case presentation: A 46 year old women, presented diffuse blue urticaria with eyelid edema without bronchospasm nor hypotension, 10min after patent blue dye sub-cutaneous injection for localisation of sentinel lymph node while breast surgery. Discussion: The immediate hypersensitivity reactions due to patent blue dye occur in 0.24 to 2.2% interventions. These reactions are sometimes severe with numerous cases of anaphylactic shock reported in literature.
Keywords: The patent blue dye is often used for identification of sentinel lymph node while cancers surgery.
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