Prostate Density (PD) Calculator

Formula

The formula to calculate the Prostate Density (PD) is:

\[ PD = \frac{V}{W} \]

Where:

\( PD \) is the prostate density (cm³/g)
\( V \) is the volume of the prostate (cm³)
\( W \) is the weight of the prostate (g)

What is Prostate Density?

Prostate density refers to the ratio of the gland’s volume that is composed of prostate tissue, as opposed to other substances like water or air. It is often measured during medical imaging tests, such as an ultrasound or MRI, to help diagnose conditions like prostate cancer. A higher prostate density can indicate a greater risk of cancer, as tumors can increase the amount of prostate tissue present.

Example Calculation

Let's assume the following values:

Volume of the Prostate (V): 50 cm³
Weight of the Prostate (W): 40 g

Step 1: Calculate the Prostate Density (PD):

\[ PD = \frac{50}{40} = 1.25 \text{ cm³/g} \]

Therefore, the prostate density is 1.25 cm³/g.