IGNACIO RIPOLL, M.D.
To the editor: I read with interest the editorial note by Grossman and Aberman, "Emergency Management of Acute Pulmonary Edema" (Ann Intern Med 84:488, 1976). I worry that the authors, by emphasizing that continuous positive airway pressure may further decrease the cardiac output of the patient in cardiogenic pulmonary edema, have left the impression that continuous positive airway pressure decreases the cardiac output. I wish to emphasize that, although this may be the case, it is probably the exception, not the general rule.
Although initial studies suggested that the expected response from spontaneous breathing to mechanical ventilation is a decrease
RIPOLL I. Acute Pulmonary Edema. Ann Intern Med. ;85:683. doi: 10.7326/0003-4819-85-5-683_1
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Published: Ann Intern Med. 1976;85(5):683.
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