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Which are the causes of Lemierres syndrome?

See some of the causes of Lemierres syndrome according to people who have experience in Lemierres syndrome

Lemierres syndrome causes

Causes of Lemierre's Syndrome


Lemierre's syndrome, also known as postanginal sepsis, is a rare but potentially life-threatening condition characterized by the development of a deep neck infection and septicemia. It is primarily caused by a specific bacterium called Fusobacterium necrophorum. Understanding the causes of Lemierre's syndrome is crucial for early diagnosis and appropriate treatment.



Fusobacterium necrophorum Infection


The primary cause of Lemierre's syndrome is an infection with Fusobacterium necrophorum, a gram-negative anaerobic bacterium. This bacterium is commonly found in the oropharynx, particularly in the tonsils and the surrounding tissues. It is estimated that approximately 10% of healthy individuals carry this bacterium in their throat without experiencing any symptoms.


In some cases, when the tonsils become infected with other bacteria, such as Streptococcus pyogenes, Haemophilus influenzae, or Staphylococcus aureus, it can create an environment conducive for the overgrowth of Fusobacterium necrophorum. This overgrowth can lead to the development of an abscess in the tonsils or nearby structures, which can subsequently spread to other parts of the body.



Tonsillitis or Pharyngitis


Lemierre's syndrome often arises as a complication of a preceding infection, typically tonsillitis or pharyngitis. These infections cause inflammation and swelling of the tonsils and throat, creating an environment where bacteria can thrive. The inflamed tissues provide an entry point for Fusobacterium necrophorum and other bacteria to invade deeper structures.


It is important to note that not all cases of tonsillitis or pharyngitis progress to Lemierre's syndrome. The development of this syndrome is relatively rare and occurs in a small percentage of individuals with these initial infections.



Thrombophlebitis of the Internal Jugular Vein


One of the distinguishing features of Lemierre's syndrome is the development of thrombophlebitis, which refers to the inflammation and clot formation within the internal jugular vein. The infection caused by Fusobacterium necrophorum can spread from the initial site of infection, such as the tonsils, to the nearby veins.


The bacteria can invade the walls of the internal jugular vein, leading to the formation of a blood clot. This clot can obstruct blood flow, causing further inflammation and facilitating the dissemination of bacteria throughout the body via the bloodstream. The septicemia associated with Lemierre's syndrome is a result of this bacterial spread.



Immunocompromised Individuals


While Lemierre's syndrome can affect individuals of any age, it is more commonly observed in young adults, particularly those in their late teens and early twenties. This may be attributed to the fact that this age group is more prone to developing tonsillitis or pharyngitis.


Additionally, individuals with weakened immune systems are at a higher risk of developing Lemierre's syndrome. Conditions that compromise the immune system, such as HIV/AIDS, diabetes, or certain autoimmune disorders, can impair the body's ability to fight off infections effectively. Consequently, these individuals may be more susceptible to the invasive nature of Fusobacterium necrophorum and the subsequent development of Lemierre's syndrome.



Conclusion


Lemierre's syndrome is primarily caused by an infection with Fusobacterium necrophorum, which typically occurs as a complication of tonsillitis or pharyngitis. The bacteria invade the tonsils and surrounding tissues, leading to the formation of an abscess and subsequent spread to the internal jugular vein. Individuals with weakened immune systems are at a higher risk of developing this rare but serious condition. Early recognition and appropriate treatment are essential to prevent complications and ensure a favorable outcome.


Diseasemaps
4 answers
It's a perfect storm of a sore throat, abscess and rogue bacteria.

Posted Mar 4, 2017 by Tmjmem 1003
Lemierres is caused by some bacteria mixing together that wouldn't normally mix togetger, it creates a new bacteria that gets into your blood stream and ultimately can result in death. Basically, if you get it, you are one lucky snowflake.

Posted Mar 4, 2017 by Kendra 1050
Sore throat quickly diagnosed as strep throat and not treated with antibiotics.
Tooth infections not treated.

I don't believe there are any links to environment, food, or genetics.

Posted Mar 20, 2017 by Katharine 950

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