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What is d1 d2 d3 in ultrasound


D1, D2 and D3 are the three maximal longitudinal, antero-posterior and transverse diameters respectively. Ovarian volumes: Upper = 0.523×3.08×1.7×2.48 = 6.79 cm 3 ; Middle = 0.523×3.37×2.07×2.81 = 10.25 cm 3 ; Lower = 0.523×4.21×2.07×3.4 = 15.5 cm 3 .

What does D1 D2 mean on ultrasound?

D1 = Intra-abdominal thickness (IAT); D2 = subcutaneous thickness (SCT).

What is D3 ultrasound?

During adulthood, ovaries reach an average size of 3.5 x 2 x 1 cm, equivalent to a volume of between 3 and 6 ml. Over time, the eggs in the ovaries decrease and ovulations eventually cease. At this point, the woman begins what is known as the menopause.

What is d normal size of ovary?

On average, women in their mid 20s to early 30s have around 12 to 30 antral follicles, while women aged 35 to 40 may have between 8 and 15 and women aged 41 to 46 may have somewhere between four and 10.




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