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Multiple Choice
Which organ system's dysfunction increases the risk of digoxin toxicity in a patient?
A
Digestive system
B
Respiratory system
C
Renal system
D
Integumentary system
Verified step by step guidance
1
Understand the role of the renal system in drug excretion: The kidneys are responsible for filtering blood and excreting waste products, including drugs and their metabolites, through urine.
Recognize how digoxin is processed in the body: Digoxin is a medication used to treat heart conditions, and it is primarily excreted by the kidneys.
Identify the impact of renal dysfunction on digoxin levels: If the renal system is not functioning properly, digoxin may not be excreted efficiently, leading to accumulation in the body.
Consider the consequences of digoxin accumulation: Elevated levels of digoxin can lead to toxicity, which may cause symptoms such as nausea, vomiting, dizziness, and cardiac arrhythmias.
Conclude that renal system dysfunction increases the risk of digoxin toxicity: Since the kidneys are crucial for eliminating digoxin, any impairment in renal function can significantly raise the risk of toxicity.