Gram-negative toe web infection is a skin condition that often begins with dermatophytosis.^[1]: 272

Gram-negative toe web infection is a relatively common infection. It is commonly found on people who are engaged in athletic activities while wearing closed-toe or tight fitting shoes. It grows in a moist environment. Gram-negative is mixed bacterial infection with the following organisms:^{[citation needed]}

• Moraxella
• Alcaligenes
• Acinetobacter
• Pseudomonas
• Proteus
• Erwinia

This mixing of infection and organisms may also cause a mild secondary infection of athlete's foot.^[2]

• Skin lesion

• "Gram-Negative Toe Web Infection: Background, Pathophysiology, Epidemiology". eMedicine. 28 October 2016. Retrieved 11 May 2017.