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J Thorac Cardiovasc Surg 2007;134:267
© 2007 The American Association for Thoracic Surgery

Letter to the Editor

Intraoperative oral sildenafil for management of pulmonary hypertension: A stepping stone to the future

John G.T. Augoustides, MD, FASE, Assistant Professor

Department of Anesthesiology and Critical Care, Hospital of the University of Pennsylvania, Philadelphia, Pa

The first 20% of the full text of this article appears below.

To the Editor:

I read with great interest the recent article by Dr Shim and colleagues1Go detailing their experience with oral sildenafil in intraoperative pulmonary hypertension (N = 53). Although they controlled for confounders such as anesthetic depth, hypercarbia, and serum pH, it is not clear whether they adequately controlled for hyperoxia, a potent pulmonary vasodilator.2Go

In their Methods section, they specify that . . . [Full Text of this Article]






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