[Fan Favorite] Laboratory Data Interpretation

As we step away for a holiday break, we’re excited to revisit some of the most popular episodes of the FNP Certification Q & A Podcast. These listener favorites have informed, inspired, and empowered aspiring NPs on their journey to certification success. Enjoy some of our favorites. We'll catch you in 2025 with fresh questions from Dr. Fitzgerald!

A  45-year-old woman with no chronic health problems presents a 6-month history increasing fatigue despite adequate opportunity for rest , worsening dry skin and increased menstrual flow volume. In analyzing the laboratory data below, which is most consistent with the diagnosis of hypothyroidism?

A. TSH <0.15 mIU/L (0.4–4.0 mIU/L), free T4=79 pmol/L (10–27 pmol/L)

B. TSH=8.9 mIU/L (0.4–4.0 mIU/L), free T4=15 pmol/L (10–27 pmol/L)

C. TSH=1.9 mIU/L (0.4–4.0 mIU/L), free T4=22 pmol/L (10–27 pmol/L)

D. TSH=64 mIU/L (0.4–4.0 mIU/L), free T4=3 pmol/L (10–27 pmol/L)
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YouTube: https://www.youtube.com/watch?v=vPaY65eXMwU&list=PLf0PFEPBXfq592b5zCthlxSNIEM-H-EtD&index=100

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