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Table 1 Reported cases of intracranial meningeal melanocytoma

From: Intracranial meningeal melanocytoma diagnosed using an interdisciplinary approach: a case report and review of the literature

First author and Reference number

Age/Sex

Location

Symptoms

Pattern of MRI signal intensity

Hamasaki [2]

59/M

Left cerebellopontine angle

Dizziness, headache, vomiting

High on T1, low on T2

Offiah [3]

25/F

Cisterna magna and posterior part of the foramen magnum

Headache, nausea, vomiting

High on T1, low on T2

Chen [4]

41/F

Right Meckel’s cave

Numbness of the right side of the face

High on T1, low on T2

Faro [11]

30/F

Adjacent to the left cavernous sinus and lesser wing of the left sphenoid bone

Severe frontal headache

Slightly increased signal in relation to adjacent white matter on T1, and low signal similar to adjacent cortical bone on T2

Srirama Jayamma [5]

62/M

Sulcal spaces

Episodic falls, difficulty in walking, brief loss of consciousness

High on T1 and low on T2

Lee [6]

45/M

Within the dura at the level of C1

Increasing pain around the neck

High on T1 and low on T2

Lee [7]

15/F

Left middle cranial fossa

Left facial hyperesthesia and paresthesia, diplopia

High on T1 and low on T2

Lin [8]

27/M

Frontal lobe

Headache and diplopia

High on T1 and low on T2

Painter [9]

35/M

Throughout the spinal canal, most prominent from C4 to T1

Headaches

High on T1 and low on T2

Pan [1]

36/M

Right cavernous sinus and the gyrus rectus

Headache accompanied by right eyelid ptosis

High on T1 and low on T2

Ruelle [10]

62/M

C5–C7

Slight weakness of the lower extremities and paresthesia on both hands

High on T1 and low on T2

de Tella Jr [12]

35/M

Around the optic nerve

Proptosis of the right eye

Isointense on T1, no change in intensity on T2

Tregnago [13]

28/M

In the inferior and lateral aspects of the right orbit

Proptosis of the right eye

Isointense to hyperintense on T1, predominantly isointense on T2

This study

39/M

Meckel’s cave

Numbness on left side of the face, pain, and malocclusion

High on T1, low on T2

  1. F female, M male, MRI magnetic resonance imaging, T1 T1-weighted images, T2 T2-weighted images