A–Z Glossary

Placental calcification

Mineral deposits in placental tissue that can appear on ultrasound, often reflecting normal placental maturation near term.

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Placental calcification and aging

Placental calcification and aging

What placental calcification means Placental calcification refers to deposits of mineral salts, mainly calcium-phosphate, within placental tissue. On ultrasound, these deposits can appear as bright, echogenic areas or lines, sometimes described in relation to placental “grading.” At the microscopic level, calcification may be found in areas of trophoblastic tissue, fibrin deposition, or regions where placental […]