DLT cuff pressures:
a) Tracheal - 20 to 25 cm H2O, Bronchial - 25 to 30 cm H2O
b) Tracheal - 15 to 20 cm H2O, Bronchial - 20 to 25 cm H2O
c) Tracheal - 25 to 30 cm H2O, Bronchial - 30 to 35 cm H2O
d) Tracheal - 30 to 35 cm H2O, Bronchial - 35 to 40 cm H2O