 [ Symptoms ] what problems should i watch for during the first trimester of my pregnancy [ Disease ] any of these symptoms could be a sign that something is wrong with your pregnancy do not wait for your prenatal visit to talk about it call your doctor right away if you experience severe abdominal pain significant bleeding severe dizziness rapid weight gain more than 6 5 pounds per month or too little weight gain less than 2 pounds per month by the end of the first trimester