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Multiple Choice

Which signs indicate decompensated shock?

Decompensated shock means the body's ability to maintain perfusion has failed, so tissues aren’t getting enough oxygen. In this stage you’d expect to see a drop in blood pressure, a weak or thready pulse, and mental status changes from brain hypoperfusion. Breathing tends to be rapid and often shallow as the body tries to compensate for worsening oxygen delivery and metabolic acidosis. This combination—low BP with a weak pulse, altered mental status, and rapid/shallow breathing—best signals decompensation. In contrast, very high blood pressure with a strong pulse and alert mental status suggests the body is not in shock, normal vital signs imply compensation is still holding, and tachypnea alone does not confirm decompensation.

Decompensated shock means the body's ability to maintain perfusion has failed, so tissues aren’t getting enough oxygen. In this stage you’d expect to see a drop in blood pressure, a weak or thready pulse, and mental status changes from brain hypoperfusion. Breathing tends to be rapid and often shallow as the body tries to compensate for worsening oxygen delivery and metabolic acidosis. This combination—low BP with a weak pulse, altered mental status, and rapid/shallow breathing—best signals decompensation. In contrast, very high blood pressure with a strong pulse and alert mental status suggests the body is not in shock, normal vital signs imply compensation is still holding, and tachypnea alone does not confirm decompensation.