Examination of the head, including the circumference of the head and assessment of the location and characteristics of any swelling (Table 1), should be repeated hourly if concerns are present. [ncbi.nlm.nih.gov]

Moderate to severe presentations occur in 1.5 of 10,000 live births. It most commonly occurs after vacuum-assisted and forceps delivery, but may also be seen following head trauma or occur spontaneously. [radiopaedia.org]

If your healthcare provider used a vacuum extractor to help deliver your baby, they’ll be closely monitored in the nursery even if they don’t present any immediate physical signs of a subgaleal hemorrhage because blood accumulation in the subgaleal area [my.clevelandclinic.org]

• Internal Bleeding

  Swelling on their head that has a liquid-like movement (boggy swelling) due to internal bleeding. [my.clevelandclinic.org]

Rarely, they become chronic and exceptionally they may require surgical treatment. [revistaneurocirugia.com]

Increased awareness of subgaleal hemorrhage should lead to earlier identification, referral and treatment, with resultant improved outcomes. Footnotes This article has been peer reviewed. Competing interests: None declared. Correspondence to: Dr. [ncbi.nlm.nih.gov]

Etiology Bleeding occurs as a result of rupture to emissary veins which drain the scalp veins into the dural sinuses. [radiopaedia.org]