What is the term for the condition characterized by an abnormal accumulation of methemoglobin in the blood, leading to cyanosis and respiratory distress?

A Methemoglobinemia ✓
B Sulfhemoglobinemia
C Carboxyhemoglobinemia
D Hemoglobinopathy

Explanation

Methemoglobinemia is a condition characterized by an abnormal accumulation of methemoglobin in the blood, leading to cyanosis and respiratory distress.

Source

Harrison's Principles of Internal Medicine
Hematology Hematology: Hemoglobin and Oxygen Transport Hematology: Hemoglobin and Oxygen Transport Hard MEDICAL Confidence: high