Acute sinusitis, also referred to as a sinus infection, occurs when the tissues lining the nasal passages and sinuses become inflamed. This inflammation can be triggered by various factors, including the common cold, environmental sources, or other nasal issues. As a result, individuals may experience difficulty breathing through the nose and encounter a range of unpleasant symptoms. While acute sinusitis often resolves with home remedies, it is important to differentiate it from chronic sinusitis, which persists for more than twelve weeks.
Sinuses: Air-Filled Spaces in the Skull
The sinuses play a crucial role in our respiratory system. These air-filled spaces are located within the skull and are connected to the nasal passages and throat. In total, there are four distinct sinuses found throughout the face, each serving a specific purpose.
The largest sinuses, known as the maxillary sinuses, are situated in the cheekbone area. Moving upwards, we find the frontal sinuses, which are located in the forehead. Between the eyes, we have the ethmoid sinuses, and behind the nose, we find the sphenoid sinuses. Together, these sinuses contribute to the overall functioning of our respiratory system.
Healthy sinuses are characterized by their healthy pink tissue and their mostly empty state, apart from a thin layer of mucus. This combination allows them to efficiently filter the air we breathe, ensuring that the air we inhale is as clean and pure as possible.
Symptoms of Sinusitis
Sinusitis can have varying symptoms among individuals, although it often begins with persistent nasal congestion. Other common signs of sinusitis include facial pressure and pain, a runny nose, and the presence of yellow or green discharge from the nose. In cases of acute sinusitis, a loss of smell or bad breath may be observed. Additionally, some individuals may experience dental pain as a result of the pressure in their facial area. While fever can sometimes accompany sinusitis, it is not always present.