Crab Lice Symptoms & Diagnosis

Symptoms

Symptoms include:

• Itchiness (can range from mild to severe)
• Tiny blue-gray bumps stuck to the skin called macula caerulea
• Skin breaks and possible bacterial infection (caused by scratching)

Diagnosis

The doctor will ask about your symptoms and medical history, and perform a physical exam. He or she will examine your pubic area for lice, lice eggs (called nits), and macula caerulea .