3. The right ventricle then pumps blood through the pulmonary artery into the lungs. 4. In the lungs, tiny blood vessels called capillaries absorb carbon diox-ide from the blood and replace it with oxygen. 5. Oxygenated blood then flows through the pulmonary vein and into the left atrium. 6.
Summary of Life-threatening constipation .. An 80-year-old woman presented to the emergency department with sudden onset abdominal pain and vomiting. Her abdomen was soft with umbilical tenderness.
Chronic constipation refers to patients who have had symptoms for more than six months. Constipation can affect quality of life and may be associated with haemorrhoids and anal fissures, and serious underlying causes, such as colorectal cancer. Constipation may be associated with a modest reduction in survival.