What complication can arise from electrolyte imbalances in renal patients?

Electrolyte imbalances are critical concerns in renal patients due to their reliance on kidneys for proper electrolyte regulation. One significant complication that can arise from these imbalances is an increased risk of arrhythmias. This is primarily because electrolytes, such as potassium, sodium, and calcium, play vital roles in maintaining normal electrical conduction in the heart.

For instance, hyperkalemia, or elevated potassium levels, can lead to alterations in the heart's rhythm, potentially causing serious arrhythmias that can be life-threatening. Similarly, low levels of calcium (hypocalcemia) or imbalances in other electrolytes can disrupt cardiac function. Consequently, monitoring and managing electrolyte levels in renal patients is essential to prevent these dangerous complications.

The other options, while they may represent desirable outcomes, do not directly relate to complications from electrolyte imbalances in renal patients. Improved physical stamina and better digestion are not recognized effects of electrolyte imbalances, and an enhanced immune response does not typically occur as a result of these imbalances. Therefore, the focus on the increased risk of arrhythmias highlights the crucial link between kidney function, electrolyte levels, and cardiovascular health in renal patients.