What does the pain feel like with ovarian cancer?

Sometimes nothing!: Early ovarian cancer can cause minor symptoms like bloating, abdominal swelling, gas, pressure, constipation or diarrhea. Sometimes it can cause pain, which is usually in the right or left side of your abdomen down by your hip bones. But it's important to realize it doesn't usually cause pain at an early stage, so if you have any of the symptoms above that are new or worsening, see your doctor!