Gravida 1 Para 0 at 37 weeks admitted with BP 168/110, 3+ pr…

Gravida 1 Para 0 at 37 weeks admitted with BP 168/110, 3+ proteinuria, severe headache, and visual changes. Diagnosed with preeclampsia with severe features. Induced labor, progresses to spontaneous vaginal delivery of single liveborn female. Magnesium sulfate administered during labor. What is the principal diagnosis on the maternal record?