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Highly pathogenic H5N1 avian influenza in a human appears to be far worse, killing over 50% of humans reported infected with the virus, although it is unknown how many cases (with milder symptoms) go unreported. In one case, a boy with H5N1 experienced diarrhea followed rapidly by a coma without developing respiratory or flu-like symptoms. [41]
A cluster of five human infections of H5N1 occurred in Cambodia in late January and early February; one patient died. All patients had recent contact with sick poultry. Genetic sequencing revealed that they were infected by clade 2.3.2.1c, a different lineage from the 2.3.4.4b clade that is causing global outbreaks. [50]
In the event of an outbreak of human H5N1, the main antiviral drugs recommended are neuraminidase inhibitors, such as zanamivir (Relenza) and oseltamivir (Tamiflu). These drugs can reduce the severity of symptoms if taken soon after infection and can also be taken as prophylaxis to decrease the risk of infection. [55] [56] [57] [58]
Bird flu is a scary illness with a high mortality rate. But so far, infections in the U.S. have been relatively mild—until now. A patient in Louisiana has been hospitalized with a severe case of ...
The other human case of H5N1 in the U.S. in 2022 was a mild infection as well, Babcock adds. Symptoms of bird flu in humans According to the CDC and experts, the reported signs and symptoms of ...
The variant of bird flu that killed a Louisiana resident has now been found in dairy cows. Until now, the human cases of bird flu traced to cattle have been mild, mostly eye infections. But the U ...
"The precursor of the H5N1 influenza virus that spread to humans in 1997 was first detected in Guangdong, China, in 1996, when it caused a moderate number of deaths in geese and attracted very little attention." [9] In 1997, in Hong Kong, 18 humans were infected and 6 died in the first known case of H5N1 infecting humans. [10]
(Reuters) -The U.S. Centers for Disease Control and Prevention on Friday confirmed the country's first case of H5N1 bird flu infection in a child, who experienced mild symptoms and is recovering ...