### Guide to Precautions before Physical Examination #### **Paragraph 1: Summarize the core precautions before physical examination** Preparation before physical examination directly affects the accuracy of examination results, so you need to focus on the following aspects: 1. **Dietary requirements**: fast for 8-12 hours (to avoid abnormalities in blood sugar, blood lipids and other indicators); 2. **Lifestyle habits**: abstain from alcohol and avoid strenuous exercise for the first 3 days; 3. **Drug effects**: some drugs need to be suspended (such as antibiotics, vitamins, etc.); 4. **Wearing recommendations**: Loose clothing is convenient for examinations (such as electrocardiogram, B-ultrasound); 5. **Special groups**: Pregnant women and patients with chronic diseases need to inform the doctor in advance. ---#### **Paragraph 2: Detailed explanation of diet and fasting requirements**

The night before the physical examination is requiredLight diet, avoid high-fat and high-sugar foods (such as fried foods, desserts), so as not to affect blood lipid and blood sugar testing. Fasting time required8-12 hours(You can drink a small amount of water), but patients with high blood pressure can take medicine normally. If necessarygastrointestinal endoscopyFor special projects, you need to fast or take bowel cleansing agents in advance as directed by your doctor.

Project	request
blood sugar test	Fasting for more than 8 hours
liver function test	Avoid drinking alcohol for 3 days
Urine routine	It is best to urinate in the middle of the morning

---#### **Paragraph 3: Living habits and medication management**

Before physical examinationAvoid strenuous exercise for 3 days(such as long-distance running, fitness) to avoid abnormalities in indicators such as creatine kinase. People who take medications for a long time (such as diabetes, hormone drugs) need to consult their doctor for adjustments.Vitamin CIt may interfere with urine test results, so it is recommended to stop using it for 1-2 days.

---#### **Paragraph 4: Special Projects and Crowd Precautions**

Female physical examinationIt is necessary to avoid menstrual periods (which will affect routine urine and gynecological examinations), and pregnant women are prohibited from undergoing X-rays, CT and other radiological items. Patients with chronic diseases (such as high blood pressure and diabetes) should bring their daily medications and inform their doctors of their medical history.

---#### **Summary: The key to completing the physical examination efficiently**

Proper planning of diet, daily routine, and medication use before the physical examination can greatly improve the accuracy of the results. Recommended in advanceMake an appointment and bring documents, wear simple clothing. If you have any questions, you can refer to the "Physical Examination Instructions" provided by the hospital or consult a professional physician.

**Citation sources**: 1. "Physical Examination Operating Standards" of the Health Management Branch of the Chinese Medical Association 2. "Manual of Precautions for Physical Examination" of the Physical Examination Center of Peking Union Medical College Hospital 3. Examples of manufacturers: **Roche Diagnostics** (glucose meter), **Siemens Healthcare** (imaging equipment)