
Head lice - Symptoms & causes - Mayo Clinic
Apr 30, 2022 · Head lice are spread primarily by direct head-to-head contact. So the risk of spreading head lice is greatest among children who play or go to school together. In the United States, cases of head lice most often occur in children in preschool through elementary school.
Head lice - Diagnosis & treatment - Mayo Clinic
Apr 30, 2022 · According to the American Academy of Pediatrics guidelines, the gold standard for diagnosing head lice is to identify a live nymph or adult louse. The guidelines recommend examining wet hair lubricated with hair conditioner or another product. Your child's health care provider will carefully comb your child's hair with a fine-toothed comb (nit comb) from the scalp …
Lice - Diagnosis and treatment - Mayo Clinic
Jun 30, 2022 · A health care provider may diagnose head lice after finding a live young or adult louse in the person's hair or on the scalp, or after seeing one or more nits on hair shafts found within 1/4 inch (6 millimeters) of the scalp.
Lice - Symptoms and causes - Mayo Clinic
Jun 30, 2022 · Lice are tiny, wingless insects that feed on human blood. Lice spread from person to person through close contact and by sharing belongings. There are three types of lice: Head lice found on the scalp. They're easiest to see at the nape of the neck and over the ears. Body lice that live in clothing and bedding and move onto the skin to feed. Body lice most often affect …
Body lice - Symptoms & causes - Mayo Clinic
Nov 16, 2022 · Body lice bites can cause intense itching, and you may notice small areas of blood and crust on your skin at the site of the bite marks. See your doctor if improved hygiene doesn't remove the infestation, or if you develop a skin infection from scratching the bites.
Pubic lice (crabs) - Diagnosis & treatment - Mayo Clinic
Jan 6, 2023 · Pubic lice (crabs) are an itchy, but treatable, nuisance. Find out how to spot and treat this common sexually transmitted infection (STI).
Pubic lice (crabs) - Symptoms & causes - Mayo Clinic
Jan 6, 2023 · Pubic lice, commonly called crabs, are tiny insects found in your genital area. They are a different type of louse from head lice and body lice. Measuring 1/16 inch (1.6 millimeters) or less, pubic lice received their nickname because their bodies resemble tiny crabs. The most common way to get pubic lice is through sexual activity.
Body lice - Diagnosis & treatment - Mayo Clinic
Nov 16, 2022 · Body lice are tiny insects that live in your clothing and feed on your blood. Find out how to treat and prevent this itchy nuisance of a bug.
Permethrin (topical route) - Mayo Clinic
Head lice can be easily transferred from one person to another by direct contact with clothing, hats, scarves, bedding, towels, washcloths, hairbrushes and combs, or hairs from infected persons. Therefore, all members of your household should be examined for head lice and should receive treatment if they are found to be infected.
Blepharitis - Symptoms & causes - Mayo Clinic
May 10, 2022 · Blepharitis signs and symptoms are typically worse in the morning. They include: Watery eyes Red eyes A gritty, burning or stinging sensation in the eyes Eyelids that appear greasy Itchy eyelids Red, swollen eyelids Flaking of the skin around the eyes Crusted eyelashes Eyelid sticking More frequent blinking Sensitivity to light Blurred vision that usually improves …