A pubic lice infestation is diagnosed by finding a “crab” louse or egg (nit) on hair in the pubic region or, less commonly, elsewhere on the body (eyebrows, eyelashes, beard, mustache, armpit, perianal area, groin, trunk, scalp). Pubic lice may be difficult to find because there may be only a few.
Pubic lice are different from the lice you may get on your head or body, so you won't find crabs on your scalp or skin. Conversely, you won't find head lice in your pubic area.
Pubic lice nits are oval and yellow to white in color. They're very small and can be difficult to see, especially since they firmly attach to the shaft of pubic hair. Pubic lice nits hatch into nymphs after about 6 to 10 days of gestation.
A lice-killing lotion containing 1% permethrin or a mousse containing pyrethrins and piperonyl butoxide can be used to treat pubic (“crab”) lice. These products are available over-the-counter without a prescription at a local drug store or pharmacy.
The most common symptom of pubic lice is itchy red spots. The itching is caused by an allergy to the louse saliva or poo. It can take 1 to 3 weeks for itching to develop after the first infestation, and it'll usually be worse at night.
Although pubic lice and nits can be large enough to be seen with the naked eye, a magnifying lens may be necessary to find lice or eggs.
They hatch after 7-8 days. Over the next 13 to 17 days the larvae will change skin three times before reaching adulthood. Adult lice live for just under a month. Pubic lice can only survive and reproduce on people.
Around 1 to 2 of every 100 Australians are estimated to have public lice.
The most common way to get pubic lice is through sexual activity. In children, pubic lice may be found in the eyebrows or eyelashes and can be a sign of sexual abuse. However, it may be possible to catch pubic lice after sharing clothing, bedsheets or towels with an infected person.
Animals cannot get or spread pubic lice. If left untreated, the affected area will continue to itch. Repeated scratching of the infested area can result in other serious skin infections.
You cannot get rid of pubic lice by washing or shaving, as the lice only need a minimal length of hair on which to lay their eggs. Therefore you do not need to shave your pubic hair. You can treat yourself at home with an insecticidal lotion or cream which is available over the counter from a pharmacy.
Pubic lice (Pthirus pubis) have three stages: egg, nymph and adult. Eggs (nits) are laid on a hair shaft . Females will lay approximately 30 eggs during their 3–4 week life span. Eggs hatch after about a week and become nymphs, which look like smaller versions of the adults.
Pubic lice are super common.
Pubic lice spread really easily during sexual contact. Public lice symptoms include pretty intense itching. But even though pubic lice can be uncomfortable, they don't cause any serious health problems. It's usually easy to get rid of them with over-the-counter medicines.
The itching can get worse at night due to increased moisture in the area, temperature changes, bacteria, and increased awareness. There are certain conditions, such as pubic lice, in which the itching gets worse at night.
Share on Pinterest Causes of itchy pubic hair include lice, razor burn, and contact dermatitis. Crabs, the common name for pubic lice, are tiny insects that feed off human blood, holding on to the hair for support. Although it is common for pubic lice to spread via sex, anyone can get them.
Pubic lice are not the same thing as head lice or body lice. These are caused by 2 different species of insect that live on other areas of the body.
Avoid sleeping in the same bed as the person with an active lice infestation. Avoid sitting where the person with lice has sat in the past two days. Wash linens and clothing in hot water and dry on high heat. Place stuffed animals, pillows and items that cannot be washed into an airtight bag for two weeks.
Poor personal hygiene is not associated with pubic lice. They are spread through close body contact with an infected person. Sexual contact is the common form of contact that leads to spread of pubic lice spread from person to person.
The most common symptom of pubic lice is intense itching in your pubic area. The itching and irritation is caused by your body's reaction to the crabs' bites. Pubic lice symptoms include: Lots of itching in your genital area.
Pubic ("crab") lice most commonly are spread directly from person to person by sexual contact. Pubic lice very rarely may be spread by clothing, bedding or a toilet seat.
Lice eggs (nits) are often easier to see than live lice. They look like tiny yellow or white dots attached to the pubic hair, close to the skin. Nits can look like dandruff. But you can't pick them off with your fingernail or brush them away.
Children can have a few nits without actually having a case of head lice. Usually children have no more than 10 to 20 live lice. Good lighting is important when you are checking. Head lice move fast and are hard to see.