My hemoglobin level is high. Could this be polycythemia?

Question

Hello doctor,

I am a 27-year-old male who is a non-smoker. On recent complete blood counts, my hemoglobin has consistently been around 16.5 to 17.2 grams per deciliter (g/dL).

Hematocrit is 51 percent, and my red blood cell (RBC) count is 6.08 million cells per microliter (×10^6/µL) of blood, with the laboratory reference upper limit being 6.50 million cells per microliter.

I do not have any secondary causes of elevated hemoglobin. I am currently asymptomatic.

Could this represent primary polycythemia?

Kindly suggest.

Answer 1

Hello,

Welcome to icliniq.com.

I understand your concern.

Based on your information, 27-year-old non-smoker, hemoglobin 16.5 to 17.2 grams per deciliter, hematocrit 51 percent, and red blood cell count 6.08 million per microliter (upper-normal), your blood values are mildly elevated but still near the normal range for adult males.

You do not report any symptoms such as headaches, dizziness, itching after showers, or blood clots. In the absence of secondary causes like smoking, chronic low oxygen levels, or living at high altitudes, these findings are not strongly suggestive of primary polycythemia, also known as polycythemia vera.

Polycythemia vera usually presents with higher hemoglobin levels, hematocrit above 52 percent, and often a Janus kinase 2 mutation. To rule out this condition entirely, testing for Janus kinase 2 mutation and serum erythropoietin levels is recommended.

A low erythropoietin level with a positive Janus kinase 2 mutation supports polycythemia vera, whereas a high erythropoietin level points toward a secondary cause.

Your values may indicate a high-normal physiological range or mild erythrocytosis. This does not require treatment but should be monitored over time. Periodic follow-up with your physician can help detect any early future changes or underlying conditions.

I hope this information helps you.

Thank you.