Pleomorphic adenoma of the trachea: A case report and review of the literature

Table 2 Outline of major features characterizing presentation of 29 cases of tracheobronchial pleomorphic adenoma

Variable	n (%) or median (IQR)
Sex
Female	16 (55.17)
Male	13 (44.83)
Age, yr
Median (range)	48 (8-83)
Symptoms
Asymptomatic	2 (6.90)
Respiratory symptoms (wheezing, dyspnea, cough, stridor, hemoptysis)	24 (82.76)
Fever	2 (6.90)
Gastrointestinal symptoms (vomiting, diarrhea)	1 (3.45)
Night sweats	1 (3.45)
Chest pain	1 (3.45)
Neck mass	1 (3.45)
Clinical course
Median (range)	5.5 m (10 d-10 y)
Location
Upper trachea	8 (27.59)
Mid trachea	3 (10.34)
Lower trachea	9 (31.03)
Bronchus	7 (24.14)
Thyroid	1 (3.45)
Posterior mediastinum	1 (3.45)
Size (largest diameter), cm
Median (range)	2 (1.2-6)
Recurrence	1 (3.45)

IQR: Interquartile range.