City oasis of health killer: vigilance turf chigger mites Legion

Morever, people in the cities of the nature of the most common way is the tallest building in a green lawn between sit idle.

However, the experts pointed out that the grass is transmitted on tsutsugamushi disease, summer and autumn seasons are tsutsugamushi disease infection of calamity.

The following details for your "turf" tsutsugamushi, hope you can help feminine friend environmental health hazards in the guard.

Chiggers are parasitic on trombiculid mites in the weeds (tsutsugamushi of larvae) for acute infectious diseases of the media.

Because the bites of subtle and innocuous skin, often mistaken for influenza and other diseases.

Scrub typhus

Typhus (sand lice heat) is very popular in the South, Guangzhou huanong, five mountain area is the old typhus epidemic, Guangzhou City major Park Woods, grass also lurking huge chigger mites Legion.

They are very active throughout the year, but the peak will occur in the summer and autumn.

In fact, Scrub typhus the instigator of and is not a chigger mites, but rodents, but chigger mites is communication medium.

Chigger mites love hidden in the low-lying terrain, wet and compared with weeds. Therefore, the lawn is often a patient is being attacked. In addition, chigger mites also parasitic home rats, birds, reptiles and amphibians, we play with cats, rabbits or infectious disease.

Sick of the two decisive factors

In everyone's minds, moths skin regular Red blister, or have severe pruritus but the trombiculid mites had bitten but not so.

Zhang said, is cutting chiggers bite an innocuous, we do not feel discomfort in your skin. Chiggers bite parts are hidden, like select the armpit, groin, and genital and so relatively thin delicate skin of bites.

Not every been bitten by chigger mites will have to Scrub typhus, ill have to have two conditions: first bite humans chigger mites had tsutsugamushi rickettsia (a kind of micro-organisms), the second is being bitten by weak resistance.

If these two conditions are met, then after 4 to 21-day incubation period, the bite, fever, and body temperature constant at about 39-40 degrees Celsius.

Tsutsugamushi disease often misdiagnosed

Patients across from recent book on the lawn in the trombiculid mites of strokes, he was bitten by a few days after it launched a high fever.

Before and after looking at several hospitals, there is a cold, some said is nephrotic syndrome, some say is malignant lymphoma. In a difficult and painful after treatment, finally infected subjects diagnosed as typhus, doxycycline will cure soon after.

Tsutsugamushi disease diagnosed situation is very common, with more sudden high fever and a doctor, to diagnose the disease causing certain degree of difficulty, and about 80% of patients will first go to the respiratory medicine or emergency, be mistaken for influenza and other diseases.

In addition, the majority of typhus patients have superficial lymph (touching submandibular, in patients with cervical, supraclavicular Wo, armpit and groin areas and found enlarged) systemic symptoms and thus doctor may put the disease misdiagnosed as nephrotic syndrome, or abnormal liver function, and some will be assumed to be lymphoma.

(Edit: Justin Lin, internships)