Number of patients

Percentage (%)

Onset of brain metastases

Synchronous

16

80

Metachronous

4

20

Karnofsky index

≥70

14

70

40

4

20

10

2

10

Brain Imaging

MRI

3

15

CT Scan

20

100

Histology of brain metastasis

Adenocarcinoma

11

55

Squamous cell carcinoma

9

45

Treatment

Surgical extirpation

20

100

Outcome

Death

10

50

Survival of 3 month

5

25

Lost of sight

5

25