Itchy skin is an uncomfortable, irritating sensation making one want to scratch. It seems simple; when one itches, they scratch. But itchy skin (pruritus) can have hundreds of possible reasons for its occurrence. It may be the outcome of a rash or another condition, like dermatitis or psoriasis. Itchy skin may be a symptom of an internal disease, like kidney failure or liver disease. The skin may look normal, even though it’s itching. ... more
Bedbugs are tiny six-legged insects that hide during the day and feast on a person's blood at night.
The common bedbug is a reddish-brown insect that doesn’t grow much longer than 0.5 centimeters (about 0.2 inches). To keep someone's blood flowing as they suck, these bedbugs inject an anticoagulant along with a numbing agent in order to keep the person from feeling them when they’re at work.
Even though bedbugs can ... more
When the fungus Candida albicans accumulates on the lining of someone’s mouth, oral thrush occurs. It results in creamy white lesions, often on the tongue or inner cheeks. Scraping the lesions could be painful and might bleed slightly. In some cases, oral thrush might spread to the roof of the mouth, gums, the back of the throat and tonsils.
Although oral thrush is more likely to occur in babies and people wearing ... more
Yellow fever is a hemorrhagic fever. It is caused by a virus that spreads through a particular species of mosquito. It’s most common in the regions of Africa and south America, where it affects travelers to and residents of these regions.
Yellow fever causes fever, headache, nausea and vomiting, in its mild cases.
Becoming more serious, yellow fever may cause bleeding (hemorrhaging), heart, liver and kidney problems. ... more
A patchwork of bright red skin on the baby’s bottom might be apparent indicating diaper rash which is a typical type of inflamed skin (dermatitis). Diaper rash may develop in most infants at some period, though it is more typically apparent after solid foods are added to the baby’s diet, when either the baby’s taking antibiotics or the breast-feeding mother has eaten certain foods. Ongoing wet or infrequently changed ... more
When an injury to the network of nerves that sends signals from the spine to the shoulder, arm and hand occurs, it is called brachial plexus injury. This injury occurs when these nerves are stretched, or in some severe cases torn, which generally happens when a person's shoulder is pressed down forcefully while their head is pushed up and away from that shoulder.
Although a brachial plexus injury can occur in auto accidents, ... more