MDS is known as myelodysplastic syndrome, twitching during chemotherapy, the specific treatment plan should be combined with the cause of the symptomatic treatment, common causes include nerve damage caused by chemotherapeutic drugs and electrolyte disorders, the specific treatment plan includes nutritive nerves and regulate electrolytes. 1. Nerve damage caused by chemotherapeutic drugs: chemotherapeutic drugs may lead to nerve damage, the corresponding conditions, need to choose to apply nerve-nourishing drugs, such as methylcobalamin. 2. Electrolyte disorders: nausea, vomiting, diarrhea and other symptoms may occur during chemotherapy, and untimely control may cause electrolyte disorders, which may further lead to twitching, and need to be supplemented with fluids after determining the specific conditions. Myelodysplastic syndrome treatment should pay attention to closely monitor the blood changes, has not been relieved, need to consult a doctor in time to observe, under the guidance of clinicians for standardized treatment.