the explanation should include how colon plays an important role in contributing to the hyperkalemia. constipation meaning the "poop feels stuck" so additional absorption wouldn't take place
USMLE Step 1 Community
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23 Mar 2024
how is the colon responsible for hyperkalemia
Question:
A 30-year-old man comes to the office complaining of chronic constipation. His physical examination is unremarkable. His laboratory results show an increased level of serum potassium. Which of the following is the most likely mechanism of the observed hyperkalemia?
Options:
A)Increased aldosterone secretion
B)Decreased sodium-potassium ATPase activity
C)Decreased renal excretion
D)Increased gastrointestinal absorption
E)Decreased insulin secretion
how is the colon responsible for hyperkalemia
Question:
A 30-year-old man comes to the office complaining of chronic constipation. His physical examination is unremarkable. His laboratory results show an increased level of serum potassium. Which of the following is the most likely mechanism of the observed hyperkalemia?
Options:
A)Increased aldosterone secretion
B)Decreased sodium-potassium ATPase activity
C)Decreased renal excretion
D)Increased gastrointestinal absorption
E)Decreased insulin secretion
The question stem should include more info to exclude other answers since there are multiple causes of hyperkalemia.
The question stem should include more info to exclude other answers since there are multiple causes of hyperkalemia.
Why is there reduced renal excretion if the kidneys are functioning properly? There was nothing to show the kidneys have any impairment
Why is there reduced renal excretion if the kidneys are functioning properly? There was nothing to show the kidneys have any impairment
It looks like "D"
It looks like "D"