Table 2 Clinical features of shunt malfunction in infants and adults

1.Abnormal increase in head circumference

32

71.1

1.Headache

22

88

2.Bulging fontanelle

19

42.2

2.Nausea and vomiting

10

40

3.Vomiting in gushes

4

8.8

3.Vision problems and diplopia

6

24

4.Sunset sign

4

8.8

4.Irritability

14

56

5.Irritability, listlessness

18

40

5.Seizures

5

20

6.Reduced consciousness

4

8.8

7.Delayed development

10

22.2