What Does BPD in Pregnancy Mean? BPD , or biparietal diameter, is part of a routine ultrasound examination that measures the distance between the two sides of an unborn developing baby’s skull. BPD in pregnancy allows your doctor to estimate the baby’s weight and gestational age. Borderline personality disorder ( BPD ) is a personality disorder characterized by a pervasive, long-term pattern of significant interpersonal relationship instability, acute fear of abandonment, and intense emotional outbursts. [8][14][15] People with BPD frequently exhibit self-harming behaviours and engage in risky activities, primarily caused ... BPD in Pregnancy: What is normal BPD in pregnancy of 20, 32, 34 weeks? Check BPD means in pregnancy, full form , scan report and procedure to increase it. BPD Full Form in English BPD stands for Borderline Personality Disorder . It is a mental health condition characterized by unstable emotions, self-image, and interpersonal relationships. Individuals with BPD often struggle with intense fear of abandonment, mood swings, impulsivity, and difficulty regulating their emotions.