Birth Trauma Flashcards

1
Q

What is subgaleal hemorrhage?

A

Bleeding into the potential space of the gala aponeurotica or subaponeurotic area

Associated with vacuum-assisted delivery and can lead to severe hypovolemia and DIC risk.

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2
Q

What are the types of skull fractures?

A

Linear and depressed

Linear fractures are often asymptomatic and heal spontaneously, while depressed fractures may require surgical intervention.

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3
Q

What is the prognosis for a depressed skull fracture?

A

Excellent prognosis

Surgical elevation of skull is performed to prevent brain compression.

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4
Q

What causes subarachnoid hemorrhage?

A

Rupture of bridging veins leading to bleeding into the subarachnoid space

Rare complications include seizures and massive hemorrhage requiring craniotomy.

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5
Q

What is the common cause of facial nerve injury during birth?

A

Compression of the facial nerve against maternal sacral promontory

Can occur due to incorrect forceps applications or in utero compression.

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6
Q

What are the symptoms of facial nerve injury?

A

Facial asymmetry

Mild cases resolve in a few days, while full recovery may take weeks to months.

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7
Q

What is caput succedaneum?

A

Accumulation of serum above the periosteum

Commonly occurs during delivery.

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8
Q

What is cephalohematoma?

A

Ruptured blood vessels between the periosteum and skull

Accumulates beneath the periosteum.

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9
Q

What constitutes a sentinel event according to JCH?

A

Any perinatal death or major permanent loss of function unrelated to a congenital condition in an infant >2500g

Highlights the severity of birth trauma.

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10
Q

What are maternal risk factors for birth trauma?

A
  • Diabetes
  • Obesity
  • Prolongation of pregnancy > 298 days
  • Short maternal stature
  • Instrumented delivery

These factors increase the risk of birth-related injuries.

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11
Q

What are infant risk factors for birth trauma?

A
  • Macrosomia
  • Abnormal presentation
  • Large weight gain
  • Shoulder dystocia
  • History of macrosomic infant

These factors contribute to the likelihood of injury during delivery.

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12
Q

What are the characteristics of superficial lesions in birth trauma?

A

Bruising and abrasions that are usually benign

Can include lacerations to the scalp, face, cheek, or ear.

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13
Q

What is the significance of subdural hemorrhage?

A

Bleeding between the dura and arachnoid

Can present asymptomatically or with severe symptoms like seizures and brain stem compression.

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14
Q

What is a common eye injury related to forceps delivery?

A

Corneal damage

Can lead to permanent vision impairment.

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15
Q

What is a common form of peripheral nerve injury during birth?

A

Brachial plexus injury

Occurs from lateral traction applied to the infant’s neck.

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16
Q

What are the symptoms of phrenic nerve injury?

A
  • Cyanosis
  • Respiratory distress
  • Asymmetric chest movement

Indicates potential diaphragm paralysis.

17
Q

What is a common sign of vocal cord paralysis?

A

Unilateral paralysis leading to a hoarse or breathy cry

Can present with aspiration risk and GERD.

18
Q

What is a common complication of intraabdominal organ injuries during birth?

A

Hematoma formation and risk of rupture

Typically involves the spleen, adrenal glands, and liver.

19
Q

What is a potential sign of adrenal hemorrhage in infants?

A

Discoloration of the scrotum

Can be mistakenly evaluated as testicular torsion.

20
Q

What is the treatment for hematoma in the liver due to birth trauma?

A

Avoid surgery if possible and manage coagulopathies

Liver injuries can be life-threatening due to vascularity.