A Study of the Value of using Strain Magnitude Imaging to Assess Placental Micro Sliding


About this study

The purpose of this research is to optimize and evaluate the efficacy of strain magnitude imaging of the placental interface using ultrasound techniques for prediction of placental attachment abnormalities in pregnant women at risk.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  1. All pregnant women who are considered to be low risk for placental attachment abnormalities and matching gestational age groups (control group)
  2. Pregnant women with 2nd trimester bleeding and normal situated placentae
  3. Pregnant women with antenatal diagnosis of placenta accreta

Exclusion Criteria: 

  1. Fetal anomalies (for all groups)
  2. Prelabor rupture of membranes (for all groups)
  3. Maternal age before 18 years (for all groups)

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Azra Alizad, M.D.

Closed for enrollment

Contact information:

Mostafa Fatemi Ph.D.


More information


Publications are currently not available