[Infection in sickle cell disease]

Emmanuelle Lesprit1, Philippe Lesprit

  • 1Service de pédiatrie, hôpital intercommunal de Créteil.

La Revue Du Praticien
|November 24, 2004
PubMed

Insights

Bacterial infections, especially pneumococcal bacteremia, pose a severe risk for individuals with sickle cell disease throughout their lives. Prevention strategies focus on vaccination and prophylactic antibiotics to reduce this significant threat.

Area of Science:

  • Infectious Diseases
  • Hematology
  • Pediatrics

Context:

  • Sickle cell disease (SCD) patients exhibit a heightened susceptibility to bacterial infections.
  • Pneumococcal bacteremia presents a particularly grave threat to young children with SCD.
  • The risk of bacterial infections, including nosocomial infections, extends into adulthood for SCD patients.

Purpose:

  • To highlight the increased risk of bacterial infections in sickle cell disease patients.
  • To emphasize the severity of pneumococcal bacteremia in pediatric SCD populations.
  • To underscore the persistent risk and specific challenges in adult SCD patients.

Summary:

  • Bacterial infections are a common and serious complication in individuals with sickle cell disease.
  • Pneumococcal bacteremia is a critical concern, especially in young children, but the risk continues into adulthood.
  • Preventive measures are crucial, involving vaccination and prophylactic antibiotics against pneumococcal disease.

Impact:

  • Informing healthcare providers about the lifelong vulnerability of SCD patients to bacterial infections.
  • Guiding the implementation of targeted preventive strategies, including vaccination and antibiotic prophylaxis.
  • Improving patient outcomes by reducing the incidence and severity of bacterial infections in sickle cell disease.

Related Concept Videos

Immunodeficiency Diseases01:25

Immunodeficiency Diseases

Immunodeficiency disorders are conditions in which the immune system's ability to fight infectious disease and cancer is compromised or entirely absent. The immune system comprises a complex network of cells, tissues, and organs that work together to protect the body from potentially harmful invaders. When this system is deficient or not functioning properly, it leaves the body susceptible to infections, diseases, or other complications.
There are three main causes of immunodeficiency disorders...
Cytomegalovirus Disease01:27

Cytomegalovirus Disease

Cytomegalovirus (CMV) disease is caused by human cytomegalovirus, a double-stranded DNA virus of the Herpesviridae family. While primary CMV infection is often asymptomatic in immunocompetent individuals, the virus can cause severe disease in neonates and immunocompromised patients. CMV is the most common cause of congenital viral infection in the United States, and a major pathogen in solid organ and hematopoietic stem cell transplant recipients.CMV is transmitted via bodily fluids, sexual...
Factors Affecting the Risk of Infection01:26

Factors Affecting the Risk of Infection

The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin create...
Stages of Infection01:26

Stages of Infection

Stages of infection describe what happens to a susceptible host once a pathogen invades the human body. The stages of infection are incubation, prodromal, illness, stage of decline, and convalescence. The incubation stage is the period from exposure to a pathogen until symptoms start. The infected person is unaware of impending illness as the pathogens grow and multiply within the body. The duration may vary depending on the type of infection. The incubation period of measles averages ten to...
Disorders of Leukocytes01:27

Disorders of Leukocytes

Leukocyte disorders can lead to either leukopenia, characterized by an abnormally low leukocyte count, or leukocytosis, marked by a very high leukocyte number.
Leukopenia may result from bone marrow disorders, autoimmune diseases, and infectious diseases. For example, conditions such as multiple myeloma and aplastic anemia can impair the bone marrow's ability to produce adequate leukocytes. Similarly, autoimmune diseases like lupus and viral infections such as HIV can prompt the immune system...
Infection01:20

Infection

When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...