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Table 1 Ten previously reported cases of occipital artery aneurysms, including the current case

From: Thrombosed traumatic aneurysm of the occipital artery: a case report and review of the literature

Author/year

Age (years)/sex

Presentation/etiology

Procedure

Pathology

Follow-up

Yang et al., 2005 [4]

85 F

Post-traumatic. At two weeks post-injury non-tender, non-pulsatile mass noted. Patient then presented two months later with scalp bleeding from mass eroding through skin.

Direct puncture embolization

No formal pathology

Resolution of symptoms. No recurrence at six months.

Aquilina et al., 2005 [1]

15 M

Post-traumatic. Painful, enlarging, pulsatile mass four weeks after injury with occipital headache.

Resection

Pseudoaneurysm

Postoperative resolution of symptoms.

Tambasco et al., 2007 [5]

68 F

Iatrogenic after deep brain stimulation lead tunneling. Painful pulsatile mass two weeks after surgery.

Endovascular embolization

No formal pathology

Non-pulsatile immediately after embolization. Mass disappeared in one month.

Anan et al., 2008 [6]

81 F

Post-traumatic. Two years after injury, incidentally discovered during workup of brain metastasis.

No intervention

Pathology unknown

Stable on angiography two years after incidental discovery.

Patel et al., 2008 [7]

85 F

Post-traumatic. Three weeks after injury, presented with pulsatile, firm, non-tender mass.

No intervention

Pathology unknown

Mass involuted during observation period. No recurrence at one year.

John et al., 2009 [8]

16 M

Post-traumatic. Painful, enlarging, pulsatile mass six months after injury.

Resection

Pseudoaneurysm

Resolution of symptoms. No recurrence at one year.

Kanematsu et al., 2010 [9]

48 M

Spontaneous, NF-1 associated. Patient presented with painful neck swelling and bleeding after rupture of spontaneous aneurysm of occipital artery.

Endovascular coil embolization

No formal pathology

Bleeding stopped by procedure. No recurrence at 28 months.

39 M

Spontaneous, NF-1 associated. Patient presented with painful neck after rupture of spontaneous aneurysm of occipital artery.

Endovascular coil embolization

No formal pathology

No recurrence at six months.

Kim et al., 2010 [2]

51 M

Spontaneous. Painless, pulsatile scalp mass in left occipital area; no history of trauma.

Resection

True aneurysm

Four months without radiographic evidence of recurrence.

Kim et al., 2010 [10]

36 M

Spontaneous. Pulsatile mass in right suboccipital region for one year with no history of trauma.

Resection

Pseudoaneurysm

Unknown. Follow-up not reported.

Present case

14 M

Post-traumatic. Non-pulsatile painless scalp mass at site of injury two months prior. Excised at four months due to persistence.

Resection

True aneurysm

Resolution of symptoms. No recurrence at 15 months.

  1. F female, M male, NF-1 neurofibromatosis type 1.