II. Pathophysiology

  1. Retained Skin Foreign Body (e.g. glass, metal, wood)
  2. Local reaction of inflammatory cells results in Granuloma formation

III. Differential Diagnosis

IV. Labs: Histology

  1. Granulation tissue with fibroblasts
  2. Inflammatory infiltrate
    1. Lymphocytes
    2. Plasma cells
    3. HIstiocytes
    4. Giant cells

V. Imaging

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