II. Causes

  1. Idiopathic (most common)
  2. Infectious
    1. Staphylococcus aureus
    2. Candida albicans
  3. Iron Deficiency Anemia
  4. Riboflavin Deficiency

III. Signs

  1. Chronic commissure fissuring
  2. Inflammation, Scaling, or Crust
  3. Chiefly involves lower lip

IV. Management: Empiric

  1. Combination of:
    1. Nizoral
    2. Bactroban
    3. Hydrocortisone 1%
  2. Apply to mouth angles

Images: Related links to external sites (from Bing)

Related Studies