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Multiple Choice

In suspected hypovolemia, which treatment is indicated?

Restoring circulating volume is the immediate priority in suspected hypovolemia because low intravascular volume reduces preload, lowers cardiac output, and compromises tissue perfusion. The best move is to give a rapid IV fluid bolus using isotonic crystalloids (such as normal saline or lactated Ringer’s) to to increase circulating volume and help raise blood pressure and perfusion. Administer in small increments (for example, 250–500 mL) with close reassessment of vitals, mental status, and perfusion after each dose. Oxygen therapy helps improve oxygen delivery if hypoxemia is present, but it does not address the volume deficit. A diuretic would worsen hypovolemia by removing more fluid. Vasopressor infusions are not first-line in the field for suspected hypovolemia; they’re typically considered after adequate fluid resuscitation or in other shock types and usually under hospital supervision.

Restoring circulating volume is the immediate priority in suspected hypovolemia because low intravascular volume reduces preload, lowers cardiac output, and compromises tissue perfusion. The best move is to give a rapid IV fluid bolus using isotonic crystalloids (such as normal saline or lactated Ringer’s) to to increase circulating volume and help raise blood pressure and perfusion. Administer in small increments (for example, 250–500 mL) with close reassessment of vitals, mental status, and perfusion after each dose.

Oxygen therapy helps improve oxygen delivery if hypoxemia is present, but it does not address the volume deficit. A diuretic would worsen hypovolemia by removing more fluid. Vasopressor infusions are not first-line in the field for suspected hypovolemia; they’re typically considered after adequate fluid resuscitation or in other shock types and usually under hospital supervision.