A physician in the outpatient department examines a client with chronic heart failure to investigate recent-onset peripheral edema and increased shortness of breath. Physical findings include bilateral crackles, a third heart sound (S3), distended neck veins, elevated blood pressure, and pitting edema of the ankles. The nurse documents the severity of pitting edema as +1. What is the best description of this type of edema?
a) Barely detectable depression when the thumb is released from the swollen area; normal foot and leg contours
b) Detectable depression of less than 5 mm when the thumb is released from the swollen area; normal foot and leg contours
c) A depression of more than 1 cm when the thumb is released from the swollen area; severe foot and leg swelling
d) A 5- to 10-mm depression when the thumb is released from the swollen area; foot and leg swelling
Answer: Barely detectable depression when the thumb is released from the swollen area; normal foot and leg contours
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