What danger sign of pregnancy requires immediate attention from the primary care provider?

Vaginal bleeding during pregnancy is a significant danger sign that requires immediate attention from the primary care provider. This condition can indicate various serious issues, such as a miscarriage, ectopic pregnancy, or placental abruption, which can pose risks to both the mother and the developing fetus. Early assessment and intervention are critical to address any underlying problems that could threaten the health and safety of the patient and their pregnancy. Being aware of such signs allows for prompt medical evaluation and appropriate management to ensure the best possible outcomes.

In contrast, the other options, such as frequent nausea, fatigue and tiredness, and swelling of the ankles, may occur commonly during pregnancy and are often manageable through lifestyle adjustments or routine prenatal care. While they can be concerning, they do not typically indicate immediate danger requiring urgent attention in the same way that vaginal bleeding does.