The test can also be performed with the patient in the lateral recumbent position.

It is also called lateral recumbent position.

LP Techniques 1) Lateral Recumbent Position Patient lies on side in a fetal position.

For performing the examination, the patient must lie on the left side, in the so-called Sims' position.

The Sims' position is a variation of the left lateral position.

The proctoscope is inserted into the anal canal with the patient in Sims' position.

Exam and surgical positioning: Sims' position.

The Sims' position, named after the gynaecologist James Marion Sims, is usually used for rectal examination, treatments and enemas.