Stomach symptoms In rare cases, the flu may cause diarrhea or stomach pains. These symptoms are more common in children. It can be mistaken for a stomach bug since children infected with type B influenza may experience: nausea.
What is influenza B Victoria lineage?
There are two known circulating lineages of Influenza B virus based on the antigenic properties of the surface glycoprotein hemagglutinin. The lineages are termed B/Yamagata/16/88-like and B/Victoria/2/87-like viruses.
How many influenza B lineages are there?
Influenza B viruses are not divided into subtypes, but instead are further classified into two lineages: B/Yamagata and B/Victoria. Similar to influenza A viruses, influenza B viruses can then be further classified into specific clades and sub-clades.
Is influenza B or a worse?
Type A influenza is generally considered worse than type B influenza. This is because the symptoms are often more severe in type A influenza than in type B influenza. Type A influenza is more common than type B influenza. Researchers suggest that most adults have considerable immunity against type B influenza.
Can you have severe abdominal pain with the flu?
Watery, usually nonbloody diarrhea — bloody diarrhea usually means you have a different, more severe infection. Abdominal cramps and pain. Nausea, vomiting or both. Occasional muscle aches or headache.
Does influenza cause stomach issues?
Although the main route of human influenza virus infection is respiratory, GI symptoms such as anorexia, diarrhea, vomiting, and abdominal pain are common manifestations [3–12], and may be a hallmark of severe influenza [13–18].
What are the symptoms of Flu A and Flu B?
Influenza A vs. B symptoms
| Influenza A vs. B symptoms | |
|---|---|
| Influenza A | Influenza B |
| Runny nose Sore throat Fever Chills Body aches Cough Headaches Fatigue Chest discomfort | Runny nose Sore throat Fever Chills Body aches Cough Headaches Fatigue Chest discomfort (Symptoms can be less severe than influenza A) |
What is the difference between Influenza A and Influenza B?
Unlike type A flu viruses, type B flu is found only in humans. Type B flu may cause a less severe reaction than type A flu virus, but occasionally, type B flu can still be extremely harmful. Influenza type B viruses are not classified by subtype and do not cause pandemics.
What is the difference between Influenza A and influenza B?
What are the symptoms of flu A and flu B?
Can flu cause appendicitis?
Scientists have revealed that a flu virus may be the cause of appendicitis. The researchers pointed to a rise in appendicitis cases during the summer to back up their link to the infection.
