Markup as a Percentage of Cost or Selling Price. Markup can be expressed as a percentage of cost or of selling price. Consider an item that costs the seller $50 and retails for $100. This is a 100-percent markup over cost, but in terms of the selling price it is only a 50-percent markup. Retailers typically express markup as a percentage of selling price. According to Entrepreneur, the retail term for a 50-percent markup is keystone, sometimes abbreviated as key..
Knowledge center. Preeclampsia, also written pre-eclampsia, is a condition during pregnancy when there is a sudden, sharp rise in blood pressure, swelling (edema) and albuminuria (excess protein albumin leaks into the urine). Swelling tends to occur in the face, hands and feet.
Eclampsia (e-CLAMP-si-a) is a very serious complication of preeclampsia characterized by one or more seizures during pregnancy or in the post-partum period. In the developed world, eclampsia is rare and usually treatable if appropriate intervention is promptly sought.