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A 48-Year-Old Man Is Evaluated in the Surgical Intensive Care

question 69

Multiple Choice

A 48-year-old man is evaluated in the surgical intensive care unit for tachycardia and hypotension. He underwent a hemicolectomy due to a perforated colonic diverticulum yesterday. The patient has a history of hyperlipidemia but no known history of heart disease. His current medications include piperacillin/tazobactam, famotidine, and benzodiazepines and opioids for sedation.
The patient is intubated and the ventilator is in the assist control mode. His temperature is 39.4 C (103 F) , blood pressure is 86/55 mm Hg, and pulse is 142/min. Oxygen saturation is 99% on 40% FiO₂.
Examination shows flat neck veins and tachycardia with an irregular rhythm. Breath sounds are heard bilaterally without wheezes or rhonchi. The abdomen is soft but diffusely tender and the incision is clean. The stoma is pink without any fluid output in the bag. The patient's extremities are warm with 2+ pulses and no peripheral edema. His urine output is 10 mL/hr.
Laboratory results are as follows:

ECG shows atrial fibrillation with rapid ventricular response. There are no significant ST-segment or T wave changes.
Which of the following would be the most appropriate next step in management of this patient?

Definitions:

Gender Balance

The equal representation or distribution of individuals of different genders in a particular setting or activity.

Macro

Pertaining to large-scale or general analysis, often used in social work to refer to interventions at the community or policy level.

Mezzo Practice

Social work practice focused on small to medium-sized groups, including families and other smaller social units, bridging individual and community-based interventions.

Agency's Sponsorship

The support or backing provided by an agency, either financially or in terms of resources, for a project, individual, or event.