Supplement foods containing vitamin B12, such as animal foods, fermented soy products, etc.

Supplement iron-containing foods, such as animal offal, lean meat, eggs, green leafy vegetables, etc.

Supplement foods containing folic acid, such as green leafy vegetables, fruits, beans, etc.

Maintain personal hygiene, wash hands frequently, bathe, and change clothes

Avoid contact with sources of infection, such as influenza patients and reduce going out during epidemics of respiratory infectious diseases

Iron supplements: Commonly used drugs include ferrous sulfate, ferrous fumarate, etc.

Vitamin B12: Commonly used drugs include methylcobalamin, hydroxocobalamin, etc.

Folic acid: Commonly used drugs include folic acid tablets, multi-dimensional element tablets, etc.

Lack of folic acid or vitamin B12, which affects DNA synthesis and hemoglobin production

Hematopoietic dysfunction in the bone marrow, resulting in reduced production of red blood cells

Insufficient iron content in the body affects hemoglobin synthesis

1. Reduced red blood cell production

2. Excessive destruction of red blood cells

3. Excessive blood loss

Use analgesics according to the condition, such as opioids, nonsteroidal anti-inflammatory drugs, etc.

Maintain a comfortable posture and avoid strenuous activities to reduce pain and discomfort

Monitor drug reactions and prevent side effects such as nausea, vomiting, hair loss, etc.

Observe changes in condition and promptly detect complications, such as infection, bleeding, etc.

Provide psychological counseling, reduce patients’ psychological pressure, and improve treatment compliance

Strengthen communication with family and friends and provide social support

Placed in a single ward to reduce visits and reduce the risk of infection

Keep the room clean and disinfect regularly to reduce exposure to pathogenic microorganisms

Originating from lymphocytes, the disease progresses slowly and the treatment effect is relatively good

Originates from myeloid cells, the disease progresses slowly, and the treatment effect is relatively good

Originating from lymphocytes, the disease progresses rapidly and is difficult to treat

Originating from myeloid cells, the disease progresses rapidly and is difficult to treat.

Symptoms include skin petechiae, ecchymosis, gum bleeding, nose bleeding, etc.

Manifested as bone pain, joint pain, back pain, etc.

Symptoms include fever, cough, pneumonia and other symptoms

Symptoms include fatigue, dizziness, palpitations, etc.