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Subgaleal Hematoma
Pathophysiology
Potential space between skull periosteum to scalp galea
Extends posteriorly from orbital ridges to occiput
Extends laterally to ears
Blood acumulates in this potential space
Risk factors
Repeated use of vacuum extractor
Coagulopathy
Symptoms
Insidious hematoma growth
May extend to involve entire calvarium
Develops over hours to days
Signs
Scalp pits like edema
Periorbital or auricular ecchymosis
Hematoma crosses Suture lines
Management
Vigilant observation
Scalp pressure dressing
Transfusion
Phototherapy
Complications
Hemorrhagic shock
Infection
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