Research Article

The Role of Open Lung Biopsy in Critically Ill Patients with Hypoxic Respiratory Failure: A Retrospective Cohort Study

Table 2

Pathological results of open lung biopsy specimens.

Pathological diagnosisTotal cohort (76)

Diffuse alveolar damage, (%)24 (31.6)
Malignancy, (%)5 (6.6)
Interstitial lung disease, (%)23 (30.3)
 Usual interstitial pneumonia8 (10.5)
 Nonspecific interstitial pneumonia4 (5.3)
 Bronchiolitis obliterans organizing pneumonia10 (13.2)
 Hypersensitivity pneumonitis1 (1.3)
Infectious disease, (%)15 (19.7)
Pneumocystis jiroveci9 (11.8)
 Cytomegalovirus2 (2.6)
 Invasive aspergillosis1 (1.3)
 Miliary tuberculosis2 (1.3)
 Bronchopneumonia1 (1.3)
Other, (%)12 (15.8)
 Vasculitis6 (7.9)
 Pneumonitis2 (2.6)
 Amyloidosis1 (1.3)
 Drug toxicity2 (2.6)
 Pulmonary edema1 (1.3)

: malignancy includes hematological malignancy and solid tumor.