Search results
Results from the WOW.Com Content Network
When a black widow spider bites, it typically causes a painful pinprick sensation. The site of the bite then swells slightly and forms a red rash. You might see two fang marks inside the bite area ...
Chigger bites turn up near the ankles and behind the knees, along with any spot where your clothing fits tighter (a waistband, bra line, or the top of socks). “They will migrate to areas of ...
Dermatophagia. Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting') [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is considered to be a ...
Body-focused repetitive behaviors — compulsively pulling or picking at your hair or skin, unable to stop yourself even if the behavior leads to scabs, scars and bald spots — affects about 5% ...
Specialty. Psychiatry, dermatology. Delusional parasitosis (DP) or delusional infestation[2] is a mental disorder in which individuals have a persistent delusion that they are infested with living or nonliving agents, such as parasites, insects, or bacteria, when no such infestation is present. [3] Individuals may present with dermatologic ...
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]
Now that's scary! Biting your nails is no picnic for your teeth, either. "Constant biting can lead to poor dental occlusion," says Richard Scher, M.D., an expert in nail disorders, "so the biter's ...
The pathophysiology of a spider bite is due to the effect of its venom. A spider envenomation occurs whenever a spider injects venom into the skin. Not all spider bites inject venom – a dry bite, and the amount of venom injected can vary based on the type of spider and the circumstances of the encounter. The mechanical injury from a spider ...