Question

Which of the following is not a named sickle cell anemia crisis? A. Aplastic B. Vaso-occlusive C. Splenic sequestration D. Erythropoiesis

Short answer

A. Aplastic B. Vaso-occlusive C. Splenic sequestration D. Erythropoiesis Answer: D. Erythropoiesis

Step-by-step solution

List the given options

List the options provided in the exercise: A. Aplastic B. Vaso-occlusive C. Splenic sequestration D. Erythropoiesis

Define sickle cell anemia crises

Sickle cell anemia is a genetic blood disorder, characterized by misshapen red blood cells. These misshapen cells can cause various complications, and sometimes patients with sickle cell anemia experience crises that can be life-threatening. There are several types of sickle cell anemia crises, and in this step, we will define some of them. Aplastic crisis: A sudden decrease in the number of red blood cells due to the temporary cessation of red blood cell production. This can lead to severe anemia and is usually triggered by a viral infection. Vaso-occlusive crisis: The most common type of sickle cell crisis, characterized by the blockage of small blood vessels by sickle-shaped red blood cells. This can lead to severe pain and organ damage. Splenic sequestration crisis: This type of crisis involves the rapid enlargement of the spleen due to the trapping of red blood cells. It can lead to a rapid and life-threatening drop in hemoglobin levels.

Recognize the unrelated term

Now that we have defined some of the common types of sickle cell anemia crises, it's time to identify the term that is not related to sickle cell anemia crises out of the given options. Erythropoiesis: This term refers to the production of red blood cells, but it is not a specific type of sickle cell anemia crisis. Erythropoiesis is a normal physiological process that occurs in the bone marrow.

Choose the correct answer

Based on the definitions, option D (Erythropoiesis) is not a named sickle cell anemia crisis. So, the correct answer is: D. Erythropoiesis