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.
Intestinal pseudo-obstruction (false blockage) is a condition that causes symptoms like those of a bowel obstruction (blockage). But when the intestines are examined, no obstruction is found. The symptoms of intestinal pseudo-obstruction are caused by a problem in how the muscles and nerves in the intestines work. Symptoms of pseudo-obstruction include cramps, stomach pain, nausea, vomiting, bloating, fewer bowel movements than usual, and loose stools. Over time, pseudo-obstruction can cause bacterial infections, malnutrition, and muscle problems in other parts of the body.