Infection with a parasite, such as Reference giardia Opens New Window

• Diarrhea (nonbloody)
• Abdominal pain or cramping
• Gas and bloating
• Weight loss

Urinary problems, such as a Reference kidney stone Opens New Window, kidney disease, Reference kidney infection Opens New Window, or Reference bladder infection Opens New Window

• Burning when urinating
• Blood in the urine
• Flank pain or lower pelvic pain
• Need to urinate small amounts frequently
• Unable to urinate
• Fever

Dietary, such as Reference lactose intolerance Opens New Window or Reference food allergy Opens New Window

• Chronic, generalized abdominal pain
• Diarrhea (nonbloody)
• Gas and bloating

Inflammatory disease, such as Reference Crohn's disease Opens New Window or Reference ulcerative colitis Opens New Window

• Diarrhea (may be bloody)
• Fever (may come and go)
• Generalized abdominal pain (frequently awakens you at night)
• Weight loss

Reference Irritable bowel syndrome Opens New Window

• Chronic or intermittent abdominal pain with either diarrhea or constipation (pain does not awaken you at night)
• Increases with stress
• No weight loss

Reference Ectopic pregnancy Opens New Window or Reference miscarriage Opens New Window

• Abdominal pain (may be severe)
• Vaginal bleeding
• Positive risk factors for pregnancy

Gastrointestinal problems, such as constipation, Reference gallbladder disease Opens New Window, Reference bowel obstruction Opens New Window, Reference pancreatitis Opens New Window, Reference appendicitis Opens New Window, Reference gastritis Opens New Window, Reference peptic ulcer disease Opens New Window, Reference gastroesophageal reflux disease (GERD) Opens New Window, or Reference diverticulitis Opens New Window

• Abdominal pain or cramping
• Change in bowel habits
• Nausea or vomiting
• Bloating
• Blood in stool or in vomit

Female reproductive problems, such as Reference endometriosis Opens New Window or Reference pelvic inflammatory disease (PID) Opens New Window

• Abdominal pain or cramping
• Fever
• Abnormal vaginal bleeding
• Abnormal vaginal discharge
• Pain with intercourse

Reference Sickle cell disease Opens New Window

• Abdominal pain
• Pain in the arms and legs, the chest, or the spinal bones

Blood vessel problems, such as an Reference aortic aneurysm Opens New Window or Reference peripheral arterial disease Opens New Window

• Sudden abdominal pain or back pain
• Drop in blood pressure
• Signs of shock

Hernias, such as Reference hiatal Opens New Window, Reference inguinal Opens New Window, or Reference umbilical Opens New Window

• Abdominal pain
• Bulging area in the belly or groin