When one of the eyelids, usually the lower one, turns out and leaves the inner eyelid surface exposed and prone to irritation, a condition called ectropion results.
Usually, this condition occurs in older people, and it affects men more than women. In some severe cases, the entire length of the eyelid could be turned out. However, when the condition is not so severe, only one segment of the eyelid sags away from the ... more
One of the few diseases that have had a devastating effect on human health and history is smallpox, which is believed to have been around for thousands of years. The variola virus causes smallpox, which is a contagious, disfiguring and often deadly disease.
Vaccination is the only prevention from smallpox. This disease has no treatment or cure.
As a result of an unprecedented immunization campaign, naturally occurring smallpox was ... more
Also called frontotemporal lobar degeneration, fontotemporal dementia is a general term for a diverse group of uncommon disorders that primarily affect the frontal and temporal lobes of the brain. These are the areas that are generally associated with language, behavior and personality.
Portions of these lobes waste away (atrophy) or shrink in frontotemporal dementia. Depending on the portion of the brain that is affected, the ... more
Antibiotic-associated diarrhea describes frequent, watery bowel movements (diarrhea) that occur in response to medications used to treat bacterial infections (antibiotics).
Most often, antibiotic-associated diarrhea is mild and clears up shortly after stopping the antibiotic. But in some cases, antibiotic-associated diarrhea leads to colitis, an inflammation of the colon, or a more serious form of colitis called pseudomembranous colitis. ... more
Headaches are quite common in children and are usually not serious. Although the symptoms of adults and children may be different, but children could develop migraines, chronic daily headaches or stress-related (tension) headaches just like adults.
Sometimes, headaches in children could be due to minor head trauma, an infection or high levels of stress or anxiety. So, parents should pay attention to their child's headache symptoms ... more
Head lice are tiny, wingless, parasitic insects that live and feed on blood from the scalp. Also called pediculosis capitis, head lice are the second most common contagious disease affecting schoolchildren.
This disease is not a signs of bad personal hygiene or an unclean living environment. It spreads by sharing personal belongings and through close personal contact.
To treat head lice someone may use either ... more