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Pilonidal sinus (PNS): is a sinus tract, or small channel, that may originate from the source of infection and open to the surface of the skin. [10] Material from the cyst drains through the pilonidal sinus. A pilonidal cyst is usually painful, but if it is a draining sinus, the pressure is relieved and patient might not feel pain.
The first line of treatment for nasal polyps is topical steroids. [12] Steroids decrease the inflammation of the sinus mucosa to decrease the size of the polyps and improve symptoms. [12] Topical preparations are preferred in the form of a nasal spray but are often ineffective for people with many polyps.
Pilonidal sinus (Barber's interdigital pilonidal sinus, pilonidal cyst, pilonidal disease) Porocarcinoma (malignant poroma, eccrine porocarcinoma) [65] [66] Polypoid basal cell carcinoma; Pore-like basal cell carcinoma; Primary cutaneous adenoid cystic carcinoma; Proliferating epidermoid cyst (proliferating epithelial cyst)
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Upon presence of infection, it can be considered as therapeutic puncture. [2] Often, multiple repeated lavages are subsequently required to allow for full washout of infection. In contemporary practice, endoscopic sinus surgery has largely replaced antral lavage and as such, it is rarely performed.
Inflammation is a normal response to injury or infection; it's your body's way of protecting itself by sending immune cells to affected areas to promote healing and/or defend against further trauma.
Sinusitis (or rhinosinusitis) is defined as an inflammation of the mucous membrane that lines the paranasal sinuses and is classified chronologically into several categories: [63] Acute sinusitis – A new infection that may last up to four weeks and can be subdivided symptomatically into severe and nonsevere. Some use definitions up to 12 weeks.
Treatment options depend on the nature of an individual's post-nasal drip and its cause. Antibiotics may be prescribed if the PND is the result of bacterial sinusitis. [ 8 ] In cases where PND is caused by allergic rhinitis or irritant rhinitis, avoidance of allergens or irritating factors such as dander, cigarette smoke, and cleaning supplies ...