The sinus infection is known as sinusitis. It is a major health problem which can cause inflammation of the sinus tissues. The people that have weak immune systems are at greater risk to sinusitis.
Slimy substances are produced from sinuses, called mucous that help to keep the nasal passage moist. It also helps to trap different types of bacteria and dirt particles. In many cases, sinuses are filled or blocked with various infectious particles such as viruses, bacteria and fungi and can cause infection, known as sinusitis.
There are the following four main sinuses:
- The maxillary sinus: It is situated in each cheekbone.
- The frontal sinus: It is placed on either side of forehead.
- The ethmoid sinus: It is located just behind the bridge of the nose.
- The sphenoid sinus: It is found between the upper part of the nose.
Types of Sinusitis
Sinusitis is of the following two types:
Causes of Sinusitis
It is often caused by an infection of the mucous membrane with a virus, bacteria, or fungus. Most people with acute sinusitis have a vital infection such as the common cold. Irritants and allargens can inflame the linings of nose and sinuses, causing sinusitis. Some irritants due to sinusitis include:
Symptoms of Sinusitis
Children are affected more than adults by sinusitis. If you are severe affected by sinusitis, antibiotics are used to relieve and control the sinusitis. In many cases, infection can spread nearby face bone or the area around the eye. The brain is also infected by sinusitis which leads to meningitis.
Some risk factors due to chronic Sinusitis: