Question:
Which of the following is NOT considered a third-line therapeutic option for managing immune thrombocytopenic purpura (ITP)?
Which of the following is NOT considered a third-line therapeutic option for managing immune thrombocytopenic purpura (ITP)?
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ITP Treatment Ladder:
1st line: Steroids, IVIG.
2nd line: Splenectomy, TPO Agonists (Eltrombopag), Rituximab.
3rd line: Immunosuppressants (Azathioprine), Chemo.
1st line: Steroids, IVIG.
2nd line: Splenectomy, TPO Agonists (Eltrombopag), Rituximab.
3rd line: Immunosuppressants (Azathioprine), Chemo.
Updated On: Sep 3, 2026
- Splenectomy $<$ 10,000; $>$ 6 weeks
- Combination chemotherapy
- Thromboplastin agonists
- Corticosteroids and thromboplastin agonists
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The Correct Option is A
Solution and Explanation
Concept:
The pharmacological and surgical management of Immune Thrombocytopenic Purpura (ITP) follows a stepwise guideline hierarchy ranging from initial immune suppression to definitive organ removal.
Explanation:
• According to standard hematological guidelines (e.g., ASH guidelines):
• First-line therapy includes Corticosteroids (Dexamethasone or Prednisone), Intravenous Immunoglobulins (IVIG), and Anti-D immunoglobulin. These are used for rapid rescue or initial management.
• Second-line therapy is utilized for patients who fail to respond or relapse after steroids. The historical gold standard for second-line therapy is Splenectomy, which removes the primary site of both antibody production and platelet destruction. Modern second-line options also include TPO receptor agonists (Romiplostim, Eltrombopag) and Rituximab.
• Third-line therapies are reserved for chronic, refractory ITP that fails splenectomy and initial biologicals. These include systemic immunosuppressants (Azathioprine, Mycophenolate, Cyclophosphamide), Vinca alkaloids, and combination chemotherapy.
• Because Splenectomy is firmly established as the classic second-line intervention (often recommended if counts remain dangerously low after 6 weeks of medical therapy), it is definitively NOT classified as a third-line option.
Final Answer:
Splenectomy is fundamentally a second-line treatment for refractory ITP and is therefore not considered a third-line option.
The pharmacological and surgical management of Immune Thrombocytopenic Purpura (ITP) follows a stepwise guideline hierarchy ranging from initial immune suppression to definitive organ removal.
Explanation:
• According to standard hematological guidelines (e.g., ASH guidelines):
• First-line therapy includes Corticosteroids (Dexamethasone or Prednisone), Intravenous Immunoglobulins (IVIG), and Anti-D immunoglobulin. These are used for rapid rescue or initial management.
• Second-line therapy is utilized for patients who fail to respond or relapse after steroids. The historical gold standard for second-line therapy is Splenectomy, which removes the primary site of both antibody production and platelet destruction. Modern second-line options also include TPO receptor agonists (Romiplostim, Eltrombopag) and Rituximab.
• Third-line therapies are reserved for chronic, refractory ITP that fails splenectomy and initial biologicals. These include systemic immunosuppressants (Azathioprine, Mycophenolate, Cyclophosphamide), Vinca alkaloids, and combination chemotherapy.
• Because Splenectomy is firmly established as the classic second-line intervention (often recommended if counts remain dangerously low after 6 weeks of medical therapy), it is definitively NOT classified as a third-line option.
Final Answer:
Splenectomy is fundamentally a second-line treatment for refractory ITP and is therefore not considered a third-line option.
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