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Epiglottitis is the inflammation of the epiglottis—the flap at the base of the tongue that prevents food entering the trachea (windpipe). [7] Symptoms are usually rapid in onset and include trouble swallowing which can result in drooling, changes to the voice, fever, and an increased breathing rate.
The epiglottis is made of elastic cartilage covered with a mucous membrane, attached to the entrance of the larynx. It projects upwards and backwards behind the tongue and the hyoid bone. The epiglottis may be inflamed in a condition called epiglottitis, which is most commonly due to the vaccine-preventable bacterium Haemophilus influenzae.
In radiology, the thumbprint sign, or thumbprinting, is a radiologic sign found on a radiograph that suggests the diagnosis of either epiglottitis or intestinal ischemia.. In a lateral C-spine radiograph, the sign is caused by a thickened free edge of the epiglottis, which causes it to appear more radiopaque than normal, resembling the distal thumb.
Diphtheria is an infection caused by the bacterium Corynebacterium diphtheriae. [2] Most infections are asymptomatic or have a mild clinical course, but in some outbreaks, the mortality rate approaches 10%. [1]
“You don’t get lifelong immunity to flu after you get infected, but you get pretty good immunity for a while,” Dr. Edmund Milder, pediatric infectious disease specialist at Rady Children’s ...
But, if you're comparing flu A vs. flu B, it's impossible to tell which strain you have based just on your symptoms. "They're clinically indistinguishable on a case-by-case basis," Ray says.
While being vaccinated against the flu isn’t a guarantee that you won’t get infected, it can still lower the odds you’ll get seriously ill from the virus. Also, make sure to wash your hands ...
The most common cause of epiglottitis is an infection by the bacteria, H influenza. The condition may present all of a sudden with high fever, severe sore throat, difficult and painful swallowing , drooling saliva, hoarse voice, difficulty breathing and malaise.