IV.a IV - Airway involvement
IV.a - Bronchospasm - Asthma VIII.z VIII - Upper, central, large airway involvement
VIII.z - An increased bite force IX.f IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.f - Hiccup IX.g IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.g - Hyperventilation, hypocapnia and alcalosis X.f X - Systemic conditions, syndromes and reactions
X.f - Anaphylaxis