Norepinephrine is often used to maintain the mean pressure during open heart surgery but it is said that it could constrict cerebral arteries, reducing cerebral blood flow. Is it true? The authors explored the association of Norepi doses and rSO2 measured using near-infrared spectroscopy.
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Cardiac
March 27, 2016
March 24, 2016
For you chocolate lovers out there, hard evidence that dark chocolate can boost endurance performance.
March 23, 2016
Guidelines recommend that ICDs should not be implanted until after 90 days following revascularization in patients with an EF<35% and an MI. Studies have shown that no clinical benefit or detriment was derived by implantation prior to 90 days.
March 22, 2016
In this video, the authors describe a ventriculoplasty technique using a “double-breasted” closure over CoreMatrix patch.
March 11, 2016
The authors provide an excellent overview of the rationale for screening all patients with a new diagnosis of cardiomyopathy for coronary artery disease. This rationale includes the following:
March 4, 2016
Lactic acidosis is a very common biological issue for the postoperative patient with shock. This very nice review addresses thehemodynamic consequences of shock-associated lactic acidosis and highlights the various therapeutic options that can be considered by the bedside clinician.
February 23, 2016
This video demonstrates the utility of 3D printing in perioperative planning for the surgical resection of complex cardiac tumors.
February 18, 2016
An Editorial suggesting that atheroma is here to stay...
February 2, 2016
This randomized trial (NEAT-HFpEF) of 110 subjects (59 placebos) disproves, by clinical and biological markers, the utility of nitrates for exercise tolerance. This is a subset of cardiac failure patients we are likely to encounter in general cardiothoracic surgical practice.
February 1, 2016
A retrospective analysis of patients suffering blunt cardiac injury was performed to identify factors associated with mortality. Death was not associated with abnormal ECG or the site or number of bone fractures. Mortality was related to hypotension, elevated lactate, and elevated troponins.