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The PLT test is a test that counts the number of platelets in the blood. The significance of the PLT test index has an important role in diagnosing a number of diseases such as blood clotting disorders, blood cancers, bone marrow tumors...
1. What is a PLT test?
PLT stands for Platelet Count which means platelet count. The PLT test is a platelet test, which counts the number of platelets in a unit volume of blood.
In normal people, the PLT test index ranges from 150-400 G/L. On average, this index is usually at 200 G / L, which means that in 1 liter of blood there will be 200 or 150-400 billion platelet cells.
2. When to test for PLT and how to test for PLT
When the patient has bleeding for no apparent reason, there are bruises on the body or bleeding in small wounds but does not stop the bleeding, the doctor will order a PLT test.
In addition, for patients with some of the following diseases, the doctor will also order a PLT test:
Patients with stomach bleeding or chronic bleeding diseases
Bệnh nhân xuất huyết dạ dày được chỉ định xét nghiệm PLT
People with diseases such as bone marrow tumours, blood cancers, lupus People with kidney diseases Patients receiving radiation therapy or chemotherapy Patients taking drugs such as digoxin, sulfa, valium, nitroglycerine, quinidine...
3. PTL . test procedure
The PTL test process includes the following steps:
Step 1: The patient lists the problems encountered, the doctor does a preliminary examination and orders tests Step 2: The PLT test is like blood tests Normally, blood is drawn from the vein on the inside of the elbow with a needle Step 3: Put the sample into a specialized testing machine Step 4: Receive the results and the doctor makes a conclusion
4. Meaning of PLT
PLT index is very important in the diagnosis of some blood clotting diseases.
Chỉ số LPT giúp chẩn đoán một số bệnh về đông máu
4.1 For a patient with a low PLT I.e. less than 150 G/L, the patient may have a coagulopathy, that is, with a very small wound, the patient can lose a lot of blood. bleeding than the average person, more seriously the patient may have spontaneous bleeding. This condition is especially dangerous if the patient has a bleeding accident, the blood will not clot on its own and is likely to die from excessive blood loss.
Causes of decreased PLT index are bone marrow suppression or replacement, splenomegaly, purpura after blood transfusion, thrombocytopenia due to allogeneic immunity in neonates...
4.2 For high PLT test index For PLT test index higher than normal, from 450 G/L, at this time platelets will stick together, forming blood clots, causing blockage of blood vessels , obstructing blood circulation, causing stroke. These blood clots can block blood in the heart, which can lead to serious complications like a heart attack.
Causes of increased PLT index are inflammatory diseases, bone marrow fibrosis, spleen removal surgery, bone marrow proliferative disorders...
The value of each person's PLT index will be different. dependent on psychological factors, gender, age, race and testing equipment. Therefore, in order to determine a healthy body, patients should go for regular check-ups, to promptly detect the cause of the change in PLT index for timely treatment.
Any questions that need to be answered by a specialist at Vinmec International General Hospital, you can contact Vinmec Health System nationwide or register online HERE.
