Table 1.

Clinical characteristics of PIS patients.

Case no.	Sex	Age	Location	Manifestations	Tumor size (mm)
1	M	4	right frontal lobe	headache with vomiting	52
2	M	3	left temporo-occipital lobe	twitching of extremities	88
3	M	34	right frontal lobe	numbness in the left limb	19
4	M	34	left temporo-parietal lobe	dizziness and weakness	42
5	M	26	right parieto-occipital lobe	headache with dizziness	55
6	F	27	left parieto-occipital lobe	headaches with dizziness	40
7	M	27	left maxillofacial and fronto-temporal-parietal region	post-operative of “meningiom”, left temporal scalp splitting and bleeding	130
8	F	71	inside and outside of the left frontal cranial plate	headache	30
9	F	42	clivus	blurred vision with occasional headaches	30
10	M	28	right occipital region	right occipital mass	45
11	F	43	right cerebellopontine angle region	hearing loss on the right side with tinnitus	48
12	M	28	left cerebellopontine angle region	hearing loss in left ear	70
13	F	27	right parasellar	dizziness and headache	30
14	F	46	clivus	headache with double vision	25