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.
Loud and noisy breathing. One of the very common deviated septum symptoms, this is often seen with infants and small children. Deviated septum symptoms may show up in the form of frequent sinus infections, caused by blocked mucus in the sinus cavity. Facial pain.