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Pilonidal Sinus/Abscess (Risk Factors (Sedentary job, Occupation involving…
Pilonidal Sinus/Abscess
Hair follicles get stuck under the skin in the natal cleft resulting in irritation and inflammation leading to small tracts which can become infected (abscess)
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Risk Factors
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Obese caucasians and those from Asia, Middle East and Mediterranean are at increased risk
Pathophysiology
The ingrowing of hair excites a foreign body reaction and may cause secondary tracks to open laterally with or without abscesses, with foul-smelling discharge
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