References. 1  Post-nasal drip. 2  Peters AT, et al. 3  Stuffy nose. 4  Nasal congestion and rhinorrhea. 5  Peden D. An overview of rhinitis. 6  Marx JA, et al., eds.
Common causes of lower abdominal pain include appendicitis, irritable bowel syndrome, ovarian cyst, diverticulitis, constipation, cystitis, period pain, endometriosis, pelvic inflammatory disease, bowel obstruction, ectopic pregnancy, miscarriage and inflammatory bowel diseases.
Abdominal and pelvic organs â Many different abdominal conditions can cause nausea. Common abdominal causes of nausea include inflammation of the liver (hepatitis) or pancreas (pancreatitis); a blocked or stretched intestine or stomach; gastroesophageal reflux (GERD); irritation of the stomach, intestinal lining, appendix or pelvic organs; inflammation of the kidney; and gallbladder problems.