1.  0RNK4ZZ Root Operation: Release, Joint, Shoulder, Left (0RNK)

Rationale: Via an arthroscopic approach, the left shoulder is manipulated to release the frozen joint. The root operation is Release.

2.  0SND0ZZ Root Operation: Release, Knee Joint, Left (0SND) 0SNC0ZZ Root Operation: Release, Knee Joint, Right (0SNC)

Rationale: Two codes are utilized as there is not a combination code for a bilateral procedure. Each knee is captured via a separate code for the capsulotomy.

3.  0W8NXZZ Root Operation: Division, Perineum, Female (0W8NXZZ)

Rationale: Midline episiotomy is the division of the female perineum during delivery.

4.  0SNCXZZ Root Operation: Release, Knee Joint, Right (0SNC)

Rationale: According to the Index, manipulation of adhesions is cross referenced to the root operation Release.