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Table 4 Second primary neoplasm

From: Nasopharyngeal carcinoma in children and adolescents - a single institution experience of 158 patients

Gender

Age

Onset year

Stage

Treatment

Technique

Primary dose

Neck dose

Month after treatment

Site

Pathology

M

17

1992

T3N2M0

RT

2D

72.5 + 10

80/62

116

Lower jaw bone

NA

F

16

2000

T2N2M0

RT + CT

2D

70 + 6

70/50

48

Neck

Fibrosarcoma

M

11

1994

T4N3M0

RT

2D

74

66/52

119

Maxillary sinus

Fibrosarcoma

M

16

1995

T2N3M0

RT

2D

70 + 16

70/70

37

Soft palate

Papilloma

F

12

1998

T4N2M0

RT

2D

70

70/60

153

Cervical vertebra

NA

M

16

1996

T4N1M0

RT

2D

70

70/60

101

Upper jaw bone

Chondrosarcoma

  1. was boosted by SRS or IMRT or cone down field.