The Chinese man from the Chinese paper also has a history of rhinitis and react positive to house dust mites just like Fidalgo.
Fidalgo shows monocytosis which is seen in MCAS.
Ref"We speculate that POIS might be a psychological disorder without discarding other possibilities involving chemical imbalances in the brain or the hypothesis that modulation of the immune system can occur via neural and hormonal stimulation."
RefMuon speculates that POIS might be a manifestation of a mast cell activation disorder without discarding other possibilities involving chemical imbalances in the brain or the hypothesis that modulation of the immune system can occur via neural and hormonal stimulation.
Fidalgo, you could ask the researchers if they got the toolset to do a proper diagnostic workup for MCAS.
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