II. Epidemiology

  1. Most common in over age 15 years

III. Pathophysiology

  1. Epidermal Cyst involving the scalp in 90% of cases
  2. Most common in areas of dense Hair Follicles

IV. Symptoms

  1. Asymptomatic in most cases
  2. No odor (unlike Epidermal Cysts)

V. Signs

  1. Well defined, scalp oval mass
  2. Scalp Cysts collect keratin of cheese consistency
  3. Multiple Scalp Cysts may coalesce
  4. May become inflamed if rupture occurs
  5. Often associated with overlying regions of Alopecia

VI. Management: Excision

  1. Complete excision in standard fashion
  2. See Minimal Epidermal Cyst Excision

VII. References

  1. Habif (1996) Clinical Dermatology, p. 644-5

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