Health Conditions that Cause Mucus in Stool. A sudden onset of mucus in the stool, accompanied by urgent diarrhea, cramping, fever, and blood in the stool may be indicative of a bacterial infection. If you are having any of these symptoms, contact your physician immediately.
Atelectasis, or localized obstruction of the lungs that may result from mucus plug obstruction, can occur resulting to the collapse of a portion of the lungs. This is enumerated by the study published by Respiratory Care in September 2007.
Complications & Implications of Mucus Plugs. Mucus plugs can cause airway obstruction in the lungs. Mucus plug, the excessive secretion of slippery substance produced by the cells lining the airways of the lungs, is a result of various respiratory conditions that exhibit mucus hypersecretion.