Treatment of choice in severe dehydration is ?
**Core Concept**
The underlying principle being tested is the management of **severe dehydration**, which is a critical condition requiring prompt and effective treatment. Severe dehydration can lead to **hypovolemic shock**, a life-threatening condition characterized by inadequate blood circulation.
**Why the Correct Answer is Right**
The treatment of choice for severe dehydration involves the administration of **intravenous fluids** to rapidly restore circulating blood volume and prevent organ failure. This approach enables rapid rehydration and helps maintain blood pressure, ensuring adequate perfusion of vital organs.
**Why Each Wrong Option is Incorrect**
**Option A:** Oral rehydration therapy is suitable for mild to moderate dehydration but not for severe cases where patients may be unable to drink or absorb fluids adequately.
**Option B:** While important, monitoring alone does not address the urgent need for fluid replacement in severe dehydration.
**Option D:** Although useful in specific contexts, it is not the primary treatment for severe dehydration.
**Clinical Pearl / High-Yield Fact**
In severe dehydration, it's crucial to choose the correct type and amount of intravenous fluid, considering the patient's electrolyte balance and fluid status.
**Correct Answer:** D. Intravenous fluid.