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Rat-bite symptoms are visually seen in most cases and include inflammation around the open sore. A rash can also spread around the area and appear red or purple. [1] Other symptoms associated with streptobacillary rat-bite fever include chills, fever, vomiting, headaches, and muscle aches. Joints can also become painfully swollen and pain can ...
A spider bite, also known as arachnidism, is an injury resulting from the bite of a spider. The effects of most bites are not serious. [1] Most bites result in mild symptoms around the area of the bite. [1] Rarely they may produce a necrotic skin wound or severe pain. [2]: 455 Most spiders do not cause bites that are of importance. [1]
Infections have no symptoms in more than 85% of cases, especially if the number of worms is small. [1] Symptoms increase with the number of worms present and may include shortness of breath and fever in the beginning of the disease. [1] These may be followed by symptoms of abdominal swelling, abdominal pain, and diarrhea. [1]
Skin Itching, usually around the ears, face, neck, arms, and upper torso; Sensation of tiny insects crawling over the skin (formication) Mottled or marbled skin or subcutaneous crepitation, usually around the shoulders, upper chest and abdomen, with itching; Swelling of the skin, accompanied by tiny scar-like skin depressions (pitting edema ...
It is a hypersensitivity reaction characterized by the rapid development of skin redness, swelling, ulcers, necrosis and scarring following mosquito bites. The reaction is often accompanied by relatively severe systemic symptoms such as fever and malaise; [6] enlarged lymph nodes, liver, and/or spleen; liver dysfunction; hematuria; and ...
Affected individuals report a tingling or numbing sensation, red or blue discoloration, and swelling or blisters in affected skin. [2] The mechanism of injury isn't fully understood, but may involve cold-induced damage to blood vessels and nerves that results in small blood vessel ( capillary ) destruction, swelling, and tissue necrosis. [ 5 ]
Onychotillomania is a compulsive behavior in which a person picks constantly at the nails or tries to tear them off. [1] It is not the same as onychophagia , where the nails are bitten or chewed, or dermatillomania , where skin is bitten or scratched.
A centipede bite is an injury resulting from the action of a centipede's forcipules, stinger-like appendages that pierce the skin and inject venom into the wound. Such a wound is not strictly speaking a bite , as the forcipules are a modified first pair of legs rather than true mouthparts .