II. Causes: Itchy Blister

III. Causes: Erosion and excoriation

  1. Impetigo or super-infected dermatitis (most common)
    1. Treat with Dicloxacillin or Erythromycin x7-10 days
  2. Scabies

IV. Causes: Blister becoming Pustule

V. Causes: Pustule

  1. Bacterial Infection (Most common)
    1. Staphylococcus aureus most common cause
  2. Fungi (dermatophytes, tinea)
  3. Psoriasis
  4. Old Blisters collecting debris

VI. Causes: Solitary or scattered Pustules

  1. Bacterial Infection or Sepsis
    1. Consider NeisseriaGonorrhea, Candida
    2. Culture!
    3. Suspect Sepsis with hemorrhagic Pustules
  2. Sporotrichosis
  3. Herpes simplex (whitlow)

VII. Causes: Scaly Papules and Plaques

  1. Psoriasis
  2. Secondary Syphilis
  3. Reiter's Syndrome
  4. Bowen's disease (Squamous Cell Carcinoma in situ)
  5. Discoid Lupus (scarring)
  6. Tinea does not usually present with multiple lesions

VIII. Causes: Red palms and or soles with Generalized Rash

IX. Causes: Desquamation palms and soles

X. Causes: Pigmented lesions

  1. Acral Lentiginous Melanoma
  2. Racial trait
  3. Postinflammatory pigment

XI. Causes: Painful palm and sole lesions

  1. Bacterial Endocarditis
    1. Osler Nodes (Painful raised lesions on palms and soles)
    2. Janeway Lesions (Painless hemorrhagic Nodules on palms or soles)

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