AFC	Alveolar fluid clearance
ALI	Acute lung injury
APACHEII	Acute physiology and chronic health evaluation score II
ARDS	Acute respiratory distress syndrome
ARDSNet	Acute Respiratory Distress Syndrome Network;
ASV	Adaptive support ventilation
BALF	Bronchoalveolar lavage fluid
BSA	Bovine serum albumin
CI	Cardiac index
Cst	Static lung compliance
CVs	Coefficients of variance
ECM	Extracellular matrix
EIT	Electrical impedance tomography
ELISA	Enzyme-linked immunosorbent assay
ELWI	Extravascular lung water index
EtCO2	End-tidal carbon dioxide
FiO2	Fraction of inspired oxygen
FITC	Fluorescein isothiocyanate
HR	Heart rate
IBW	Ideal body weight
ICU	Intensive care unit
IL-1β	Interleukin-1β
IL-6	Interleukin-6
IL-8	Interleukin-8
Insp. Flow	Inspiratory flow rate
IQR	Inter-quartile range
MAP	Mean arterial blood pressure;
MMP-2	Matrix metalloproteinase 2
MMP-9	Matrix metalloproteinase 9
P/F ratio	Ratio of arterial partial pressure of oxygen to the fraction of inspired oxygen
PCV	Pressure-control ventilation
PCWP	Pulmonary capillary wedge pressure
PEEP	Positive end-expiratory pressure
PiCCO:	Pulse-induced contour cardiac output
PPeak	Peak airway pressure
RR	Respiratory rate
Rrs	Resistance of the respiratory system
SD	Standard deviation
TBS	Tetramethyl benzoate substrate
TNF-α	Tumor necrosis factor α
VCV	Volume-control ventilation
VE	Minute ventilation
VILI	Ventilator induced lung injury
VT	Tidal volume
W/D ratio	Lung tissue wet/dry ratio