Exam

Nodule

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Nodule, Subcutaneous Nodule

  • Findings
  1. Palpable, solid round or oval lesion
  2. Usually exceeds 1 cm diameter
  3. Greater depth than a Papule
    1. Extends to Dermis or subcutaneous tissue
  • Precautions
  1. Biopsy persistent, nontender dermal Nodules
  • Causes
  • Subcutaneous Nodule
  1. Common
    1. Sebaceous Cyst
    2. Lipoma
    3. Warts
    4. Dermatofibroma
    5. Foreign Body Granuloma
  2. Uncommon
    1. Rheumatoid Nodule
    2. Gouty Tophi
    3. Nodular Lymphangitis
    4. Mycetoma
    5. Lymphoma
    6. Erythema Nodosum
    7. Polyarteritis Nodosum
    8. Nodular Vasculitis
    9. Neurofibromatosis
    10. Giant cell tumor of tendon sheath (benign Nodule of hand tendons)