Monday, July 19, 2021

What is Monkey B virus that caused first human death in China?

China has reported the first human infection case with Monkey B virus (BV) after a Beijing-based veterinarian was confirmed with the same a month after he dissected two dead monkeys in early March, according to China CDC Weekly.

The 53-year-old male vet, who worked for an institution researching on non-human primates, started showing early-onset symptoms of nausea and vomiting in April. The vet died in May raising concerns amid the existing coronavirus pandemic.

It said that there were no fatal or even clinically evident BV infections in China before, and therefore, the vet’s case marks the first human infection case with BV identified in China.

First identified in 1932, the virus is learnt to have infected only 50 people till 2020, of which 21 died.

What is Monkey B virus?

The virus, initially isolated in 1932, is an alphaherpesvirus enzootic in macaques of the genus Macaca. B virus is the only identified old-world-monkey herpesvirus that displays severe pathogenicity in humans.

How is it transmitted?

The infection can be transmitted via direct contact and exchange of bodily secretions of monkeys and has a fatality rate of 70 per cent to 80 per cent.

According to the Centre for Disease Control and Prevention, Macaque monkeys commonly have this virus, and it can be found in their saliva, feces (poop), urine (pee), or brain or spinal cord tissue. The virus may also be found in cells coming from an infected monkey in a lab. B virus can survive for hours on surfaces, particularly when moist.

When can a human get infected with B virus?

Humans can get infected if they are bitten or scratched by an infected monkey; get an infected monkey’s tissue or fluid on broken skin or in eyes, nose, or mouth; scratch or cut oneself on a contaminated cage or other sharp-edged surface or get exposed to the brain (especially), spinal cord, or skull of an infected monkey.

Symptoms

Symptoms typically start within one month of being exposed to B virus, but could appear in as little as three to seven days, the CDC says.

The first indications of B virus infection are typically flu-like symptoms such as fever and chills, muscle ache, fatigue and headache, following which an infection person may develop small blisters in the wound or area on the body that came in contact with the monkey.

Some other symptoms of the infection include shortness of breath, nausea and vomiting, abdominal pain and hiccups.

As the disease progresses, the virus spreads to and causes inflammation (swelling) of the brain and spinal cord, leading to neurologic and inflammatory symptoms such as pain, numbness, itching near the wound site; issues with muscle coordination; brain damage and severe damage to the nervous system and in extreme cases, death.

Is there a vaccine against B virus?

No. Currently, there are no vaccines that can protect against B virus infection.

Who are at higher risk for infection?

The virus might pose a potential threat to laboratory workers, veterinarians, and others who may be exposed to monkeys or their specimens.

Are there any cases of human-to-human transmission?

Till date, only one case has been documented of an infected person spreading B virus to another person.

This is only for your information, kindly take the advice of your doctor for medicines, exercises and so on.   

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Tuesday, September 24, 2019

Heart Attack Signs Every Woman Should Know

Subtle symptoms

It's true: Women are different from men, not least of all when it comes to heart attack symptoms. Once considered almost strictly a man's problem, we now know that anyone can have a heart attack.

A lady had a heart attack in 2012, and like most women, she didn't experience the classic, chest-clutching "Hollywood Heart Attack." Instead she had aching in her arms and chest along with nausea and clammy skin, and like many women didn't realize what was happening.

Heart disease is now the number-one killer of women. Know the signs of heart attack, and call 9-1-1 if you or someone you know has one or more of the following symptoms.

1) Shortness of breath

One study found that 42% of women having a heart attack had shortness of breath.
Although men also have this symptom, women are more likely to have trouble breathing without concurrent chest pain, says a Dr.

The difficulty breathing is usually sudden and may come on for no apparent reason and in the absence of exertion.

2) Upper body pain

Pain in the neck, back, jaw, teeth, arms (typically the left) and shoulder blades is a frequent symptom of heart attack in women.
This is called "radiating" pain and is due to the fact that the heart has many fewer nerve endings than, say, the fingertip, where pain will be localized, the Dr. explains.

"When the heart is being injured, pain can be felt in other areas," she says. Generally, though, pain related to a heart attack is confined to the upper body. It's not likely to travel below the belly button.

Nausea, vomiting, and upset stomach

According to the doctors, women are twice as likely as men to experience nausea, vomiting, or indigestion-like symptoms, such as heartburn, while having a heart attack.
This is often because the blood supply to the right coronary artery, which extends to the bottom of the heart, is blocked, Dr. explains. Unless they're also having chest pain, many women write it off as something they ate when they should be calling 9-1-1, she adds.

Fatigue and sleep problems

Many women—about half—experiencing a heart attack report fatigue that comes on suddenly and has no apparent cause.
One study of 515 women who had had a heart attack found that 70.7% reported fatigue more than one month before the event.

This study also found that about half had trouble sleeping. Any abrupt changes in sleep patterns could be a warning sign.


Flu-like symptoms

Other vague, but possibly life-threatening signs of a heart attack are flu-like symptoms that can also include tiredness.
"If you feel like you just cannot do what you can normally do in a given day, you should consider that it's your heart," says a Dr. "This is one of the most common complaints in women."

Don't ignore it!


Cold sweats

The lady reported feeling "clammy" when she was experiencing her heart attack and, among women, this isn't unusual.
Be wary if you suddenly break out in a cold sweat, especially if you're sure you're not going through menopause. Fortunately, this may be one symptom that actually gets you to the hospital sooner rather than later.


One study of about 1,000 patients found that those who experienced sweating, among other symptoms, were less likely to delay getting to the hospital.


Chest pain and pressure


Classic chest pain may not be the hallmark symptom of a heart attack in women, but it certainly happens.
"There are huge overlaps between men's and women's symptoms," Dr. Hayes says. Any acute chest pain or pressure, such as the classic "feeling like you have an elephant standing on your chest" deserves prompt attention.

"Regardless of what the symptom is, if it's something new and it's not going away, it's better safe than sorry," the Dr. says.

Dizziness or light-headedness



Feeling dizzy or light-headed is another almost unknown symptom of heart attack.
One study found that 39% of women having a heart attack reported feeling this way as the attack progressed. Another study found that women were actually more likely than men not only to feel dizzy, but even to faint.

This is likely the result of a blockage in one of the blood vessels leading to the heart.

this is only for your information, kindly take the advice of your doctor for medicines, exercises and so on.   
https://gscrochetdesigns.blogspot.com. one can see my crochet creations 
https://gseasyrecipes.blogspot.com. feel free to view for easy, simple and healthy recipes    
https://kneereplacement-stickclub.blogspot.com. for info on knee replacement
 
   

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