Critical Care

Rapid Response Teams (RRTs) exist to identify and treat clinical deterioration before a cardiac or respiratory arrest occurs. However, the success of a rapid response call depends heavily on the nurse at the bedside. For this reason, the nursing role during rapid response calls is a major focus in nursing education, nursing bundles, and the … Read more

In critical care and emergency settings, urine output is a key indicator of organ perfusion and circulatory status. During shock states, the kidneys are among the first organs affected by decreased blood flow. For this reason, monitoring urine output is a vital nursing responsibility and a frequently tested concept on the NCLEX. This article explains … Read more

ICU-acquired weakness (ICU-AW) is a common but often underrecognized complication in critically ill patients. It leads to muscle loss, delayed recovery, prolonged mechanical ventilation, and extended hospital stays. Because nurses spend the most time at the bedside, the nurse plays a key role in prevention, early recognition, and daily interventions. For this reason, ICU-acquired weakness … Read more

Nutrition support is a critical part of care in the Intensive Care Unit (ICU). Critically ill patients often cannot meet their nutritional needs orally due to mechanical ventilation, altered consciousness, or severe illness. For this reason, nurses play a central role in managing enteral and parenteral feeding, monitoring for complications, and ensuring safe delivery of … Read more

Recognizing deteriorating patients early is a critical nursing responsibility that directly saves lives. Every nurse and registered nurse (RN nurse) must be able to identify subtle changes in a patient’s condition before a medical emergency occurs. Because early deterioration often presents with mild or nonspecific signs, prompt recognition and intervention are essential. Therefore, this topic … Read more

Acute Respiratory Distress Syndrome (ARDS) is a life-threatening condition that requires rapid assessment, close monitoring, and skilled nursing care. For every nurse working in ICU, emergency, or step-down units—and for every registered nurse (RN nurse) preparing for the NCLEX—understanding ARDS is essential. This article simplifies ARDS pathophysiology, treatment, and nursing responsibilities to help nurses provide … Read more

Hemodynamic monitoring is a critical skill every nurse working in ICU, ER, or step-down units must understand. For the registered nurse (RN nurse) preparing for the NCLEX, knowing line types, waveforms, and what they measure can make a big difference in patient outcomes. This guide breaks down hemodynamic monitoring in a simple, practical way for … Read more

ICU delirium is a common and serious complication in critically ill patients. It affects cognition, attention, and awareness and can develop suddenly. Every nurse working in critical care, especially a registered nurse or RN nurse, must recognize, prevent, and manage ICU delirium. This topic is also important for the NCLEX, as it focuses on patient … Read more

Vasopressors are powerful medications used to support blood pressure and maintain organ perfusion in critically ill patients. Managing patients on vasopressors is a high-priority nursing responsibility and a common topic on the NCLEX. Every nurse, especially a registered nurse or RN nurse working in acute or critical care, must understand how these medications work and … Read more

Diabetic Ketoacidosis (DKA) is a life-threatening emergency every registered nurse (RN nurse) must be ready to manage. It occurs when the body cannot use glucose due to insulin deficiency, leading to fat breakdown and ketone accumulation. But the hidden danger in DKA isn’t only high blood sugar — it’s electrolyte imbalance, which can cause cardiac … Read more