Gram Negative Interdigital Infections

Etiology
  • Pseudomonas → look for telltale bluish green pigment (pyocianin secretion)
  • Proteus
  • Mixed (also staph)
 
Clinical presentation
  • Often presents with pain
  • Skin erosions
  • Previous tinea pedis
  • Lateral web spaces
  • Green color in some - pseudomonas, proteus - but also mixid (eg. staphs)
 
Treatment
  • Tx oral: clinda ou eritromicina, se contra indicação doxi , mino e tetra
    • Quinolonas if pseudomonas
  • Euroderm - cyteal