Disease

Cases

Tumor grading

N grading

Repair body parts

T₁

T₂

T₃

T₄

N₁

N₂

N₃

Tonsil cancer

1

0

0

0

1

0

1

0

1 case of oropharyngeal mucosal defect

Tongue root cancer

2

0

1

1

0

0

0

2

2 cases of tongue root defect

Laryngeal cancer

2

0

0

0

2

1

1

0

2 cases of neck skin defect

Hypopharynx cancer

11

0

4

5

2

1

9

1

10 cases of hypopharyngeal mucosal defect

Local recurrence of laryngeal and hypopharyngeal carcinoma

7

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—

1 case of esophageal entrance defect