Which of the following hemoglobin variants is characterized by a decreased affinity for oxygen, resulting in increased oxygen delivery to peripheral tissues?

A Hemoglobin Kansas
B Hemoglobin Seattle ✓
C Hemoglobin Bethesda
D Hemoglobin Philadelphia

Explanation

Hemoglobin Seattle is a variant with a decreased affinity for oxygen, resulting in increased oxygen delivery to peripheral tissues.

Source

Orphanet Journal of Rare Diseases
Hematology Hematology: Hemoglobin and Oxygen Transport Hematology: Hemoglobin and Oxygen Transport Hard MEDICAL Confidence: medium