L05.02

Clinical Causes: Presence of hair in the sacrococcygeal area, which can become ingrown and trigger cyst formation. Repeated trauma or pressure in the area, especially from prolonged sitting or activities that irritate the skin. Obesity or excess body weight, which increases skin folds and moisture, providing a favorable environment for infection. Poor hygiene leading to accumulation of sweat, dead skin cells, and bacteria. Genetic predisposition, as some individuals are more prone to developing pilonidal disease.

Key Symptoms: Pain or tenderness in the area near the tailbone, often worsening with sitting or movement. Swelling or a lump in the sacrococcygeal region. Redness and warmth around the affected area, indicating inflammation. Persistence or intermittent drainage of pus or blood from an opening or sinus track. Fever or chills in cases where the infection becomes systemic. Foul odor emanating from the abscess due to pus accumulation.

Diagnosis Path: Diagnosis involves clinical examination by a healthcare professional, who will inspect the area for signs of sinus openings, swelling, and redness. Sometimes, imaging studies such as ultrasound or MRI may be recommended to assess the extent of the sinus tract and underlying abscess. Laboratory tests may include sample analysis of pus to identify the infecting bacteria.

Treatment Protocols: Treatment aims to eliminate infection, drain the abscess, and prevent recurrence. Approaches can include: - **Incision and drainage:** Surgical procedure to open and drain the abscess, relieving pain and infection. - **Surgical excision:** Removal of the sinus tract and surrounding tissue to reduce chances of recurrence. - **Antibiotics:** Prescribed if there is significant infection, though antibiotics alone are usually insufficient. - **Good hygiene:** Keeping the area clean and dry to prevent further infections. - **Minimally invasive procedures:** Such as laser removal in some cases, depending on the complexity. Post-treatment care is essential for healing and may involve wound care, pain management, and follow-up visits to monitor for recurrence.