Birth Injury – Definition, Types and Treatment
A birth injury is physical damage that occurs to the mother or newborn during the process of childbirth. It ranges from minor perineal tears to serious tissue or nerve damage.
Things worth knowing about "Birth Injury"
A birth injury is physical damage that occurs to the mother or newborn during the process of childbirth. It ranges from minor perineal tears to serious tissue or nerve damage.
What Is a Birth Injury?
A birth injury refers to any physical harm that occurs to the birthing person or the newborn during labor and delivery. Such injuries are relatively common and affect a significant proportion of all births. They may arise spontaneously or in connection with obstetric interventions such as vacuum extraction (ventouse) or forceps delivery. While most birth injuries heal well with appropriate care, some require medical treatment or surgical repair.
Causes and Risk Factors
Birth injuries result from the mechanical forces involved in the birthing process. Several factors can increase the risk:
- Fetal macrosomia: A larger or heavier than average baby
- Prolonged labor: An unusually long delivery process
- Instrumental delivery: Use of vacuum extractor or forceps
- Shoulder dystocia: Difficulty delivering the baby's shoulders after the head
- First-time mothers (primiparae): Higher risk of perineal injury during a first birth
- Abnormal fetal presentation: Such as breech or transverse lie
- Precipitate labor: Rapid delivery leaving insufficient time for tissue stretching
Types of Birth Injuries in the Mother
Perineal Tear
A perineal tear is the most common birth injury in the mother. It occurs when the pressure of the baby's head stretches and tears the perineum — the area between the vaginal opening and the anus. Perineal tears are classified into four degrees of severity:
- Degree I: Superficial injury involving only the skin and mucosa
- Degree II: Extends into the perineal muscles
- Degree III: Involves the external anal sphincter
- Degree IV: Complete disruption of the anal sphincter complex and rectal mucosa
Episiotomy
An episiotomy is a deliberate surgical incision made in the perineum during delivery to facilitate the birth or to prevent uncontrolled tearing. Current medical guidelines recommend its use only when there is a specific clinical indication.
Other Maternal Injuries
- Vaginal lacerations and labial tears
- Cervical lacerations: Tears involving the cervix
- Uterine rupture: A rare but life-threatening tear of the uterine wall
- Symphysis pubis disruption: Injury to the pubic joint
- Bladder or urethral injuries
Types of Birth Injuries in the Newborn
The newborn can also sustain injuries during delivery:
- Clavicle fracture: Fracture of the collarbone — the most common bony birth injury in the newborn
- Brachial plexus injury: Damage to the nerve network supplying the shoulder and arm, often associated with shoulder dystocia
- Cephalohematoma: A collection of blood beneath the periosteum of the skull bones
- Caput succedaneum: A harmless soft-tissue swelling of the scalp
- Intracranial hemorrhage: Rare but serious bleeding within the skull
- Facial nerve palsy: Weakness of the facial nerve due to pressure during delivery
Diagnosis
Maternal birth injuries are assessed immediately after delivery through a thorough clinical examination by the midwife or obstetrician. Perineal injuries are graded and treated accordingly. The newborn is evaluated at birth as part of the standard neonatal examination (Apgar score and physical assessment). When deeper injuries or organ damage are suspected, imaging techniques such as ultrasound, X-ray, or MRI may be used.
Treatment
Treatment for the Mother
Minor perineal tears (degree I) often heal without suturing. More significant tears and episiotomies are repaired surgically under local or regional anesthesia. Supportive measures include:
- Pain management with appropriate analgesics
- Local ice packs and sitz baths
- Pelvic floor physiotherapy to restore muscle function
- Close postpartum follow-up for higher-degree injuries
Treatment for the Newborn
Most birth injuries in newborns resolve spontaneously. A clavicle fracture is managed with gentle positioning and supportive care. Brachial plexus injuries may require physiotherapy and, in severe cases, neurosurgical intervention. Intracranial hemorrhages require intensive monitoring and medical management.
Prognosis and Prevention
The majority of birth injuries heal without long-term complications. However, severe injuries such as third- or fourth-degree perineal tears can lead to lasting problems including fecal incontinence or chronic pelvic floor pain. The risk of serious injury can be significantly reduced through experienced obstetric care, controlled perineal protection techniques, selective use of episiotomy, and thorough postnatal follow-up.
References
- World Health Organization (WHO): WHO Recommendations for Intrapartum Care for a Positive Childbirth Experience, 2018. Available at: https://www.who.int
- Royal College of Obstetricians and Gynaecologists (RCOG): Management of Third- and Fourth-Degree Perineal Tears, Green-top Guideline No. 29, 2015.
- Cunningham F. G. et al.: Williams Obstetrics. 25th Edition. McGraw-Hill Education, New York, 2018.
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