If a patient is advised Anti Retroviral Therapy, which infection is he suffering from? Name the causative organism.

Explanation

**Step-by-Step Solution:**

1. **Understanding Anti Retroviral Therapy (ART):**
- Anti Retroviral Therapy is a treatment used primarily for patients with certain viral infections. It is most commonly associated with the treatment of HIV/AIDS.

2. **Identifying the Condition:**
- If a patient is advised to undergo Anti Retroviral Therapy, it indicates that the patient is suffering from a viral infection that affects the immune system. The most notable condition requiring ART is AIDS (Acquired Immunodeficiency Syndrome).

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