Table 1. Indications for whole lung lavage in 20 worldwide centers (17).

Indications for WLL	Percentage of centers (%)
Decline in lung function	100
Decline in baseline PaO2	90
Worsening of chest X-ray or CT chest	79
Decline in DLCO	70
Decline in FVC	63
Decline in SpO2	58
Symptoms	42
Other	15

WLL, whole lung lavage; DLCO, diffusion capacity of the lung with carbon monoxide; FVC, forced vital capacity.