Frederic de Blay

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Acetaminophen (paracetamol) is a widely prescribed analgesic-antipyretic drug. Adverse allergic reactions to this drug are rare. We report a case of anaphylactic shock due to acetaminophen. Results of skin prick tests and intradermal tests were negative. Oral rechallenge resulted in generalized urticaria associated with an increased plasma level of(More)
This consensus statement provides practical recommendations for specific inhalation challenge (SIC) in the diagnosis of occupational asthma. They are derived from a systematic literature search, a census of active European centres, a Delphi conference and expert consensus. This article details each step of a SIC, including safety requirements, techniques(More)
BACKGROUND Stem cell factor (SCF) is a major mast cell growth factor promoting differentiation, chemotaxis as well as inhibition of apoptosis of mast cells. Regulation of SCF expression by glucocorticoids has not yet been reported in human asthmatic bronchi. OBJECTIVE To evaluate SCF mRNA and protein expression in biopsy specimen and bronchoalveolar(More)
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