Pubic lice

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Pubic lice

pubic-lice

Pubic lice cling especially to pubic and axillary hair and feed on human blood. Itching and tiny bruises point to the pests. You barely move and are hidden quite well. The vernacular often takes no sheet before the mouth, when it comes to the description of unsavory things. Felt, or pubic lice, a series of handling, therefore, linguistic nicknames: Love bug, dead rats and mast sailors to name just a few.

Properties of the crab louse

The nickname for pubic lice, however, describe quite well some of the features: The crab louse (Phthirus pubis) is transmitted during close physical contact, especially sexual intercourse, feels particularly comfortable in the hair of the genital region, six wart-like projections similar to the beetle-legs, and one of the tribe of arthropods.

Of microbes and human

Pubic lice are 1.5-2 mm wide skin parasites tend to congregate there, where they, with their pincer-like Claws can cling to:

  • density ranges and hairy, with many sweat glands, so pubic, axillary, chest, and belly, and beard hair,
  • in the case of children, head hair, eyebrows and eyelashes.

They prefer to stay in a place sit and suck at the same spot, sometimes for hours blood. The female lays 2-3 eggs (nits) per day, up to 200 in the course of your life, and glue them to the shaft of coarse hair. Resulting larvae, which are grow after a further two weeks to hatch within a week.

During close body contact, movement, however, in the lazy animal: It can suddenly drop several inches back, in order to enrich its menu to have the blood of a new host. Up to 2 days the louse manages to survive without meals and bedding, clothes and towels, so it can be rare also by indirect contact.

Pubic lice are found worldwide. Exact Figures are not available. The risk of a crab louse infestation (Pediculosis pubis) seems, according to some studies, less of socio-economic factors such as poverty and Hygiene as a Form of sexual activity (e.g. frequently changing sexual partners, Single, homosexuality) to hang out.

Symptoms of crab louse infestation

About 3-6 days after infection, the complaints: relatively small, sometimes the burning itching mostly in step, especially at night in the warmth of the Bed, and lenses – to fingernail-sized slate-white to steel blue discoloration (so-called Taches bleues) to the Bite. By Scratching, additional wounds can occur.

The lice and nits are visible due to their immobility, often only after a prolonged Look as small dark dots or with a magnifying glass. In the Laundry, sometimes rust – brown spots- the faeces of an appetizing animal.

Pubic lice: detection and therapy

The diagnosis is often made on the basis of the typical symptoms. The lice or nits can be detected, if necessary, to microscopic examination. For the treatment drugs are available, which are repeatedly applied from the outside to the affected regions. The nits are then removed with a fine-tooth comb. Eyebrows and eyelashes are infested, the removal of lice and nits using tweezers is recommended (after pre-treatment with Vaseline), because the drugs are dangerous. A shaving or Cutting the hair is not absolutely necessary. All persons who are in close contact, must also be considered.

Important General measures are, in order to make the lice safely away. The frequent Switch, decoction and hot Drying towels, bed and body linen. It closes the bag of Laundry three days in a plastic, you can starve the parasites for sure. An Alternative is dry cleaning. Combs and brushes need to be placed for 10 minutes in 60°C hot water, and then an hour in a disinfectant.

To the point

  • Pubic lice are blood-suckers of the people and the world.
  • The Transmission is mainly through direct contact with the body, rarely indirectly.
  • Signs are itching and bluish spots.
  • Families and sexual partners must also be treated.