Bronchoscopic Diagnosis and Treatment of Primary Tracheobronchial Amyloidosis: A Retrospective Analysis from China

Table 1

General information of patients.

Feature		%
Report time
Years 1981–1999	23/109	21.1
Years 2000–2015	86/109	78.9
Gender
Male	67/109	61.5
Female	42/109	38.5
Age of onset
≤65 years	16/109	14.7
>65 years	93/109	85.3
Disease duration ()
≤5 years	45/60	75.0
>5 years	15/60	25.0
Clinical manifestations
Cough	76/109	69.7
Shortness of breath	67/109	61.5
Expectoration	46/109	42.2
Hemoptysis	33/109	30.3
Fever	17/109	15.6
Chest tightness	10/109	9.2
Hoarseness	7/109	6.4
Chest pain	2/109	1.8
Fatigue	2/109	1.8
Misdiagnosis at first hospitalization	49/109	45.0
Chronic bronchitis	18/109	16.5
Endobronchial tuberculosis	8/109	7.3
Lung tumor	7/109	6.4
Bronchial asthma	7/109	6.4
Pulmonary infection	6/109	5.5
COPD	2/109	1.8
Bronchiectasis	1/109	0.9

COPD: chronic obstructive pulmonary disease.