Which pregnancy complications cannot be managed by routine prenatal care?

No single pregnancy complication is universally untreatable with regular prenatal care; however, some complications cannot be fully prevented or corrected by routine prenatal visits alone and require specific medical interventions. Examples:

• Ectopic pregnancy — cannot be carried to term; requires urgent medical or surgical treatment (methotrexate or surgery).
• Molar pregnancy (hydatidiform mole) — abnormal placental growth; requires surgical evacuation and follow-up, not manageable by routine care.
• Placental abruption with heavy bleeding — may require emergency delivery or transfusion.
• Severe preeclampsia/eclampsia — may necessitate early delivery and intensive maternal care.
• Uterine rupture — emergency surgery required.
• Certain fetal genetic or structural anomalies incompatible with life — cannot be corrected by prenatal care alone; may require specialized fetal surgery in rare cases or counseling.

If you mean “which complication cannot be treated or prevented by standard prenatal care visits,” the clearest single answer is ectopic pregnancy (and molar pregnancy) — both are conditions that routine prenatal care cannot continue as a normal pregnancy and that need specific medical or surgical management. If you have a particular complication in mind, say which and I can give more details about diagnosis and treatment options.