Table 1:

Clinical and radiologic features of BG germinomas

Case No.	Age (yr)	Sex	Symptom Duration (mo)	Weakness of Limbs	Diabetes Insipidus	Increased ICP	Diagnosis	Tumor Marker (AFP, HCG)	Tumor Location	T1WI	T2WI	Contrast Enhancement	SWI
1	14	M	2	Y	N	N	HP	Neg	BG/TH	Slight hyper	Hyper	N	Hypo
2	16	M	3	Y	Y	N	HP	Neg	BG	Iso	Hyper	N	Hypo
3	14	M	6	Y	N	Y	HP	Neg	BG	Hetero/hyper	Hetero	Y (hetero)	Hetero/Hypo
4	12	M	16	Y	N	Y	HP	N/A	BG/TH	Hetero/hyper	Hetero	Y (hetero)	Hetero/Hypo
5	13	M	8	Y	Y	N	HP	Neg	BG/TH	Hetero	Hetero	Y (hetero)	Hetero/Hypo
6	15	M	2	Y	N	N	HP	Neg	BG	Iso	Hyper	N	Hypo

Note:—Y indicates yes; N, no; ICP, intracranial pressure; HP, histologically proven; AFP, α-fetoprotein; HCG, human chorionic gonadotropin; N/A, not available; Neg, negative; BG, basal ganglia; TH, thalamus; Hetero, heterogeneous; Hyper, hyperintense; Hypo, hypointense; Iso, isointense; SWI, susceptibility-weighted imaging; T1WI, T1-weighted imaging; T2WI, T2-weighted imaging.