If a patient is being observed what does observation look like?

If a patient is being observed what does observation look like?
What is a transfusion and how often would a patient get one?
When might a transplant be considered in myelodysplastic syndromes?
What are the treatments for low risk and high risk myelodysplastic syndromes?
What are the signs, symptoms, and lab abnormalities of myelodysplastic syndromes?
Are there different types of myelodysplastic syndromes?
Are myelodysplastic syndromes considered precancerous or cancer?
What is acute myeloid leukemia? How is it different from myelodysplastic syndromes?
Is myelodysplastic syndrome a myeloproliferative neoplasm? What are myeloproliferative neoplasms? Can an myeloproliferative neoplasms also turn into acute myeloid leukemia?