How to check liver function when going to the hospital? Comprehensive analysis of inspection procedures and precautions
Liver function tests are an important means to evaluate liver health. The topics of "staying up late to hurt the liver" and "rejuvenation of fatty liver" that have been hotly discussed on the Internet have once again aroused public attention to liver health. This article will combine the hot topics in the past 10 days to analyze the entire process of liver function examination in detail.
1. Necessity of liver function examination
Recent hot search data shows that the number of readings on liver-related topics exceeded 200 million times, among which topics such as #Fatty liver caused by men born in the 1990s caused cirrhosis# and #Early Asymptomatic of Liver Function# caused heated discussions. As a "silent organ", regular examinations are particularly important.
| Popular liver function topics | Discussion volume (10,000) | Related risk factors |
|---|---|---|
| #Is staying up late really hurting your liver? | 156.2 | Disordered work and rest |
| #Physical examination found elevated aminotransferase# | 89.7 | Alcohol/drug |
| #Asymptomatic liver disease screening# | 67.3 | Family medical history |
2. Detailed explanation of liver function examination items
Conventional liver function tests include the following core indicators. The recent medical journal "The Lancet" pointed out that combined testing can increase the detection rate of early liver disease by 35%:
| Check items | English abbreviation | Normal reference value | Clinical significance |
|---|---|---|---|
| Alanine aminotransferase | ALT | 7-40 U/L | Hepatocyte damage index |
| Garlica transaminase | AST | 13-35 U/L | Liver/Mytomyocardial injury indicators |
| Total bilirubin | TBIL | 3.4-17.1 μmol/L | Bile metabolism indicators |
| albumin | ALB | 35-55 g/L | Liver synthesis function |
3. Guide to the full process of inspection
According to the latest medical guidelines for Grade A hospitals, liver function examinations must follow the following steps:
1.Register and make an appointment
• Department of Hepatology/Directional Medicine (just as a regular number)
• Waiting time for appointments in popular hospitals recently:
| Hospital level | Average waiting time |
|---|---|
| Level 3 A | 2-3 days |
| Secondary hospital | Check on the same day |
2.Preparation before inspection
• Empty 8-12 hours (recent studies have shown that drinking 50ml of water does not affect the results)
• Avoid strenuous exercise 24 hours before the examination
3.Blood collection test
• Blood collection: 3-5ml venous blood
• Report time:
| Detection type | Regular testing | Expedited testing |
|---|---|---|
| Basic liver function | 2 hours | 45 minutes |
| All liver function | 4 hours | 2 hours |
4. Interpretation of inspection results
The recent interpretation guide published by the Chinese Journal of Liver Diseases points out:
•Mild abnormality(within 20% of the value): It is recommended to review it after 1 month
•Apparently abnormal(More than 50% of the value): Further B-ultrasound/CT examination is required
•ALT/AST ratio＞2: It indicates that alcoholic liver disease may
5. Hot Questions and Answers
Regarding recent high-frequency questions from netizens:
Q: Do I need a liver function test if I find fatty liver during a physical examination?
A:Must be checked! Data show that 30% of patients with fatty liver have abnormal liver function.
Q: Can I take liver protection tablets before the examination?
A:Discontinue medicine for 3 days, otherwise it may affect the aminotransferase value.
6. Things to note
1. Avoid alcohol consumption 3 days before the examination (recent studies have shown that alcohol metabolism takes 72 hours)
2. Patients with chronic liver disease are advised to have a check-up every 3-6 months.
3. Check cost reference:
| Project Type | After medical insurance reimbursement (yuan) |
|---|---|
| Basic liver function | 35-80 |
| All liver function | 120-200 |
Liver health cannot be ignored. It is recommended to conduct regular examinations based on your own risk factors (such as drinking history, obesity, etc.). If abnormalities are found, seek medical treatment in time. Early intervention can effectively prevent the progression of liver disease.
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