What is a nosebleed? What causes it?
A nosebleed is blood that flows from the nasal cavity. Whether it’s one-sided or both sides It is caused by a broken blood vessel within the nasal cavity. This may be because the blood vessels in the nasal cavity are fragile and easily broken by various factors, สมัคร ufabet such as changing symptoms (too hot, too cold, too dry), blowing your nose too hard. Side effects from allergies high blood pressure or caused by violent picking, carving, or scratching in the nasal cavity or an accident in the area close to the nose, etc.
How many types of nosebleeds are there?
Did you know that nosebleeds are divided into 2 types?
- Blood coming out of the front of the nasal cavity It often happens to ordinary people. It is caused by a broken blood vessel in the front part of the nose. Does not cause harm The patient was able to stop the nosebleed on his own.
- Blood coming out of the back of the nasal cavity It is caused by a broken blood vessel in the back of the nasal cavity. or the part deep in the nasal cavity It may cause blood to flow into the throat. It often happens to elderly people. or patients with some serious diseases You should see a doctor immediately.
What types of nosebleeds are dangerous?
If you have the following symptoms You should see a doctor immediately.
- A nosebleed from the back of the nasal cavity until it flows into the throat.
- The nosebleed didn’t stop even after more than 20 minutes.
- The nosebleed repeated several times.
- Dizziness, lightheadedness
- Spitting up blood or vomiting blood
- There is a rash all over the body.
- High fever (more than 5 degrees Celsius)
How to stop a nosebleed yourself
- Sit still on a chair or floor. lean forward and may bow his head just a little Don’t look up. Use your thumb and forefinger to pinch your nose. Then breathe through your mouth for about 10 minutes and then release your fingers. If the nosebleed still hasn’t stopped Follow this method again.
- Do not lie down. If blood flows down your throat, spit out the blood. Do not swallow it because the nosebleed may flow into the stomach and cause other symptoms such as vomiting.
- You may use a cloth moistened with cold water. You can also place ice on the bridge of your nose while pinching your nose.
- If the nosebleed still hasn’t stopped See a doctor immediately.