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Pediculosis pubis (also known as "crabs" and "pubic lice") is an infestation by the pubic louse, Pthirus pubis, a wingless insect which feeds on blood and lays its eggs (nits) on mainly pubic hair. Less commonly, hair near the anus, armpit, beard, eyebrows, moustache, and eyelashes may be involved.
The crab louse or pubic louse (Pthirus pubis) is an insect that is an obligate ectoparasite of humans, feeding exclusively on blood. [2] The crab louse usually is found in the person's pubic hair . Although the louse cannot jump, it can also live in other areas of the body that are covered with coarse hair, such as the perianal area , the ...
What they look like: Chiggers, a type of small mite, typically leave clusters of bites that are often very itchy. In many cases, chigger bites appear as small, red and itchy bumps. Sometimes, they ...
Cellulitis. Cellulitis looks like a rash, but is actually an infection of the middle layer of skin, says Dr. Yadav. It causes the skin to become diffusely red, swollen, tender, and hot to the ...
Any area of the skin may be affected, with abdomen, legs, arms, neck, genital area, and face being the most common. [1] Onset of the lesions is around seven weeks after infection. [3] They usually go away within a year without scarring. [1] The infection is caused by a poxvirus called the molluscum contagiosum virus (MCV). [1]
The most common symptoms are severe itchiness and a pimple-like rash. [2] Occasionally, tiny burrows may appear on the skin. [2] In a first-ever infection, the infected person usually develops symptoms within two to six weeks. [2] During a second infection, symptoms may begin within 24 hours. [2]
Caplan said the rash may look more like an eczema flare than typical ringworm infections that form in circles. The infection is not life-threatening, but can cause permanent scarring.
Paragonimiasis is a food-borne parasitic disease caused by several species of lung flukes belonging to genus Paragonimus. [4] Infection is acquired by eating crustaceans such as crabs and crayfishes which host the infective forms called metacercariae, or by eating raw or undercooked meat of mammals harboring the metacercariae from crustaceans.