Pediculosis and phthiriasis digital illustration

Pediculosis and phthiriasis Save


ICD-10 code: B85

Chapter: Certain infectious and parasitic diseases

Pediculosis and phthiriasis: Causes, Symptoms, and Treatments

Pediculosis and phthiriasis are two common parasitic infections that affect humans worldwide. Both conditions are caused by the infestation of parasitic insects known as lice. These insects are small, wingless, and feed on human blood, causing irritation and discomfort to the host. In this article, we will discuss the causes, symptoms, and treatments for pediculosis and phthiriasis.

Causes

Pediculosis and phthiriasis are caused by the infestation of lice, which are transmitted through close personal contact with an infected person or by sharing contaminated personal items such as brushes, combs, or hats. These parasites can also be transmitted through sexual contact.

Symptoms

The symptoms of pediculosis and phthiriasis are similar and include intense itching, redness, and inflammation of the affected area. The presence of lice or their eggs (nits) on hair shafts or clothing is also a common symptom. In some cases, secondary bacterial infections may develop from scratching the affected area.

Treatments

Treatment for pediculosis and phthiriasis involves the use of over-the-counter or prescription medicated shampoos, lotions, or creams. These products contain insecticides or pediculicides that kill the lice and their eggs. It is important to follow the instructions on the product label carefully and to repeat the treatment after a few days to ensure that all lice and eggs have been eliminated. In addition to medication, it is also important to thoroughly clean and disinfect personal items to prevent re-infestation.

  1. Wash all clothing, bedding, and towels in hot water and dry them on high heat for at least 20 minutes.
  2. Vacuum carpets, furniture, and car seats to remove any lice or eggs.
  3. Seal any non-washable items in plastic bags for at least two weeks to suffocate the lice.
  4. Do not share personal items such as combs, brushes, or hats.

In conclusion, pediculosis and phthiriasis are parasitic infections caused by lice that can be easily transmitted through close personal contact or sharing contaminated personal items. It is important to recognize the symptoms and seek treatment promptly to prevent the spread of these infections. By following proper hygiene practices and using medicated shampoos or lotions, these conditions can be effectively treated and prevented.