New foods should be introduced to the infant at intervals of

Option A, "Fatigue," is a symptom of anemia but is not a long-term complication associated with Thalassemia major.

Option B, "Deferoxamine usage," is a treatment to manage iron overload and not a complication associated with Thalassemia major.

Option C, "Immunosuppressive therapy," is not typically used to manage Thalassemia major and is not a long-term complication but rather a potential treatment for certain cases of thalassemia.

Option D. Hemochromatosis/Hemosiderosis

Thalassemia major is a genetic disorder that results in the body's inability to produce enough hemoglobin, leading to severe anemia.

To manage this condition, frequent blood transfusions are required, which can lead to iron overload in the body. Excess iron gets deposited in various organs and tissues, causing damage.

Hemochromatosis or hemosiderosis is a condition characterized by the accumulation of iron in organs like the liver, heart, and endocrine glands, which can result from repeated blood transfusions.

The complications associated with iron overload include liver damage, heart problems, diabetes, and more. Treatment with iron chelating agents like deferoxamine is often necessary to remove excess iron from the body.

A. Explaining to the teenager that he is lucky to receive good care does not address his emotional and social needs adequately and may minimize his feelings.

B. Arranging for a video conference with his teacher and ensuring schoolwork is available is important but does not address his desire to be with friends or his emotional needs.

C. Asking the child-life specialist to help find activities to distract the teenager can be helpful for providing emotional support but may not address his concerns about being with friends and feeling frustrated.

D. Arrange a multi-disciplinary team meeting, including the teenager and his family, to discuss the situation and set goals together.

In this challenging situation, it's important to involve the patient and their family in decision-making and goal-setting. Advanced osteosarcoma with metastasis to the lungs is a serious and potentially terminal illness. The teenager's feelings and wishes should be respected and taken into consideration. A multi-disciplinary team meeting allows for open communication, including the patient, family, healthcare providers, and specialists, to discuss the situation, the patient's preferences, and the overall care plan.