Fig. 5From: Association between constipation and the development of asthma: a meta-analysisThe expression of constipation might reflect an autonomic imbalance. Autonomic imbalance might also result to inappropriate bronchoconstriction as a response to an inhaled stimulus. Therefore, asthma and constipation may represent subsets of the same entity, which could be a primary neuromuscular disorder producing respiratory, gastrointestinal symptomsBack to article page