Hookworm Dermatosis

• Caused by Ancylostoma or Uncinaria
• Grossly:
  • Red papules -> lichenified alopecic areas
  • Mainly of dog feet
  • Foot pads may soften with keratinised area separation
  • Possible secondary bacterial dermatitis and paronychia
• Microscopically:
  • Hyperplastic spongiotic perivascular dermatitis
  • Eosinophils
  • Crusts
  • Migration tracts