Table 1 The clinicopathological data of the 14 patients

1

62 years

T₂N₂M₀

pyriform fossa

5.5 × 3.5 cm

7.0 × 5.0 cm

2

49 years

T₂N₂M₀

posterior hypopharyngeal wall

5.8 × 4.0 cm

7.0 × 5.0 cm

3

51 years

T₂N₂M₀

pyriform fossa

4.5 × 2.8 cm

6.0 × 4.0 cm

4

54 years

T₂N₀M₀

pyriform fossa

6.5 × 3.0 cm

8.0 × 4.0 cm

5

48 years

T₂N₁M₀

pyriform fossa

4.5 × 3.0 cm

6.0 × 4.0 cm

6

57 years

T₂N₂M₀

posterior hypopharyngeal wall

7.6 × 4.6 cm

9.0 × 6.0 cm

7

67 years

T₃N₂M₀

pyriform fossa

6.6 × 3.8 cm

8.0 × 5.0 cm

8

58 years

T₂N₀M₀

posterior hypopharyngeal wall

7.8 × 4.8 cm

9.0 × 6.0 cm

9

46 years

T₃N₂M₀

pyriform fossa

9.6 × 5.0 cm

11.0 × 6.0 cm

10

46 years

T₃N₂M₀

pyriform fossa

4.0 × 2.8 cm

5.0 × 4.0 cm

11

55 years

T₃N₂M₀

pyriform fossa

4.7 × 3.0 cm

6.0 × 4.0 cm

12

67 years

T₄N₀M₀

pyriform fossa

9.0 × 4.5 cm

10.0 × 6.0 cm

13

60 years

T₄N₂M₀

pyriform fossa

12.6 × 7.5 cm

14.0 × 9.0 cm

14

66 years

T₄N₂M₀

posterior hypopharyngeal wall

9.8 × 5.7 cm

11.0 × 7.0 cm