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.
The list of signs and symptoms mentioned in various sources for Heart block includes the 13 symptoms listed below: 1  Slow heartbeat. 2  Irregular heartbeat. 3  Arrhythmias. Blackouts (Stokes Adams syndrome)  Symptoms of severe case: Breathlessness. Breathlessness with 1  exertion. more information...Â».