If you are experiencing irregular periods lasting only two days and are now feeling breast and stomach pain resembling period cramps, along with vaginal discharge, it's essential to consider the possibility of pregnancy. These symptoms can be early signs of pregnancy. However, it's important to note that these symptoms can also occur due to other factors such as hormonal changes or underlying health conditions. To get a clear understanding of your situation, it is recommended to take a home pregnancy test or consult with a healthcare professional who can provide appropriate guidance based on your specific circumstances. They may suggest further tests or examinations to determine the cause of your symptoms accurately. Remember that every individual is unique, so it's crucial not to rely solely on online information but seek personalized medical advice for an accurate diagnosis and appropriate treatment if necessary.