## **Core Concept**
Hodgkin lymphoma (HL) is a type of lymphoma characterized by the presence of **Reed-Sternberg cells**. The treatment of HL often involves a combination of chemotherapy and radiotherapy, depending on the stage and specific characteristics of the disease. The ABVD regimen (**Adriamycin, Bleomycin, Vinblastine, Dacarbazine**) is a common chemotherapy protocol used.

## **Why the Correct Answer is Right**
The correct approach for treating Hodgkin lymphoma frequently involves chemotherapy, and one of the standard regimens is **ABVD**. This regimen consists of Adriamycin (doxorubicin), Bleomycin, Vinblastine, and Dacarbazine. ABVD has become a standard of care for many patients with Hodgkin lymphoma due to its efficacy and relatively favorable side effect profile compared to older regimens like **MOPP** (**Mechlorethamine, Oncovin (vincristine), Procarbazine, Prednisone**), which carried higher risks of long-term toxicity.

## **Why Each Wrong Option is Incorrect**
- **Option A:** This option is not specified, but if it refers to a treatment not commonly used for Hodgkin lymphoma, such as a single agent or an inappropriate combination, it would be incorrect due to the lack of efficacy as a standalone or incorrect combination therapy.
- **Option B:** Similarly, without specifics, if this option does not align with standard treatments like ABVD or BEACOPP (a more intensive regimen), it would be incorrect.
- **Option C:** This option is also unspecified but would be incorrect if it does not represent a recognized standard treatment approach for Hodgkin lymphoma.

## **Clinical Pearl / High-Yield Fact**
A key point to remember is that the **ABVD regimen** has significantly improved outcomes in Hodgkin lymphoma patients, reducing the risk of long-term toxicities associated with older regimens. Early-stage Hodgkin lymphoma is often treated with **chemotherapy (ABVD) + radiotherapy**, while more advanced stages may require **ABVD chemotherapy** alone or in combination with other agents.

## **Correct Answer:** D. ABVD.