Extremely low blood pressure can develop in seconds (as with bleeding from trauma), in minutes (as with a peanut allergy), or over the course of hours (as with a worsening infection, such as toxic shock syndrome).
Eventually the contents start backing up.â. Here are the most common bowel obstruction symptoms: 1  Distended (swollen or bloated) abdomen. 2  Nausea. 3  Vomiting â color and texture of vomit may help diagnose the obstruction. 4  Change in bowel habits. 5  Constipation. 6  Very thin stools. 7  Blood in the stool, especially likely if cancer is a cause.
About bowel obstruction. A bowel obstruction is a blockage in the bowel. The diagram below shows the bowel and the rest of the digestive system. Your bowel may become completely or partly blocked. This means that the waste from food you have digested can't get past the blockage.bout bowel obstruction. A bowel obstruction is a blockage in the bowel. The diagram below shows the bowel and the rest of the digestive system. Your bowel may become completely or partly blocked. This means that the waste from food you have digested can't get past the blockage.