Classification of Internal Hemorrhoids

Grade

Features

I

Prominent hemorrhoids

No prolapse

II

Prolapse after a Valsalva maneuver

Prolapse reduces spontaneously

III

Prolapse after a Valsalva maneuver

Prolapse needs manual reduction

IV

Chronic prolapse

Manual reduction of prolapse ineffective

Adapted from the American Society of Colon and Rectal Surgeons’ 2018 clinical practice guidelines for the management of hemorrhoids.

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