What is the term for the type of anemia characterized by the presence of abnormal hemoglobin, leading to a decrease in the amount of oxygen delivered to tissues?

A Sickle cell anemia ✓
B Thalassemia
C Hemolytic anemia
D Megaloblastic anemia

Explanation

Sickle cell anemia is a genetic disorder that affects the production of hemoglobin, leading to the formation of abnormal hemoglobin and a decrease in oxygen delivery to tissues.

Mnemonic

Sickle = twisted → abnormal hemoglobin

Source

Robbins and Cotran Pathologic Basis of Disease
Hematology Hematology: Anemia Hematology: Anemia Medium MEDICAL Confidence: high