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.
Bowel Obstruction Symptoms. Obstructed bowel symptoms depend on the cause of the obstruction, where the obstruction is located, and how long it has taken for the obstruction to cause problems. âIn general, the lower down the obstruction occurs, the longer it takes to really manifest itself,â says Pasricha.