Splenectomy is often indicated in the management of which of the following?
**Core Concept**
Splenectomy, or the surgical removal of the spleen, is often indicated in conditions where the spleen's function is compromised, or it is causing significant morbidity. The spleen plays a crucial role in filtering the blood, storing red blood cells, and acting as a reservoir for immune cells.
**Why the Correct Answer is Right**
In the management of hereditary spherocytosis, a genetic disorder characterized by the production of abnormal spherical red blood cells, splenectomy is often indicated. The spleen rapidly removes the defective red blood cells from the circulation, leading to anemia, jaundice, and potentially life-threatening complications. Splenectomy helps to alleviate these symptoms by removing the spleen's filtering function, allowing the abnormal red blood cells to circulate longer in the body.
**Why Each Wrong Option is Incorrect**
**Option A:** Thalassemia major is a severe genetic disorder affecting hemoglobin production, but splenectomy is not a primary treatment. Instead, regular blood transfusions and chelation therapy are used to manage the condition.
**Option B:** Sickle cell disease is another genetic disorder affecting hemoglobin, but splenectomy is typically considered a last resort, as it can increase the risk of infections and other complications.
**Option C:** Autoimmune hemolytic anemia is a condition where the immune system attacks healthy red blood cells, but splenectomy is not a first-line treatment. Medications and other interventions are usually tried before surgery.
**Clinical Pearl / High-Yield Fact**
In patients with hereditary spherocytosis, splenectomy can significantly improve quality of life and reduce the risk of complications, but it does not eliminate the need for regular follow-up and monitoring of red blood cell indices.
**Correct Answer:** C. Hereditary spherocytosis