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Table 1 Preoperative clinical profile

From: Midterm prognosis and surgical implication for clival chordomas after extended transsphenoidal tumor removal and gamma knife radiosurgery

Case

Age Ranges

Sex

Tumor volume (mL)

Maximum diameter (mm)

Initial symptom

1

61–70

F

15.1

39

6 Nerve palsy

2

41–50

M

0.73

12

Brain examination

3

51–60

M

36

50

1 TO, 3GK

4

61–70

M

12.7

40

6 Nerve palsy

5

51–60

M

14.4

32

Incidental

6

41–50

M

9.8

39

1 Removal, 1 FR

7

61–70

M

26.4

50

Nasal congestion

8

41–50

M

0.98

15

Incidental

9

51–60

M

Not visible

Not visible

CSF leakage

10

41–50

M

11.7

30

Brain examination

11

71–80

M

2.52

28

3,4 Nerve palsy

12

71–80

M

5.13

27

6 Nerve palsy

13

61–70

M

3.4

20

Brain examination

14

61–70

F

12.8

41

6 Nerve palsy

15

51–60

F

2.76

23

Brain examination

16

81–90

F

17.9

42

Unilateral blindness

17

51–60

M

68.5

52

Bitemporal hemianopsia

18

51–60

F

66.5

63

3,6 Nerve palsy

19

51–60

M

0.17

8

Brain examination

  1. F female, M male, TO transoral surgery, GK gamma knife, FR fractionated irradiation
  2. CSF cerebrospinal fluid