B85.1

Clinical Causes: Direct contact with infested clothing, bedding, or personal items of an infected individual Living in crowded or unsanitary environments where lice can easily spread Failure to maintain personal hygiene practices, such as regular bathing and changing of clothes Shared clothing or bed linens with someone who has a body lice infestation Chronic homelessness or living in institutions with inadequate sanitation

Key Symptoms: Intense itching, especially around the waist, groin, and underarms Presence of small, pale brown or grayish insects in clothing seams or bedding Skin irritation, redness, or rash caused by scratching Tiny bites or visible lice eggs (nits) attached to hair or clothing fibers Secondary skin infections resulting from scratching and open wounds

Diagnosis Path: Diagnosis of pediculosis caused by body lice generally involves a physical examination of the clothing, bedding, and affected skin. Healthcare providers look for lice, nits, and skin irritation signs. They may also inquire about the individual’s living conditions and hygiene habits. In some cases, collecting samples from clothing or skin lesions can assist in confirming the infestation. Differential diagnosis helps distinguish between different types of lice and other skin conditions with similar symptoms.

Treatment Protocols: Thorough cleaning and laundering of all clothing, bedding, and personal items in hot water, followed by drying at high heat Use of topical insecticidal lotions or sprays as recommended by healthcare professionals Maintaining personal hygiene through regular bathing and change of clothes Inspecting and treating close contacts and household members to prevent re-infestation Addressing underlying factors such as overcrowded living conditions and poor hygiene to reduce risk of recurrence