Intestinal infection symptoms
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Intestinal Infection Symptoms: A Comprehensive Overview
Cytomegalovirus (CMV) and Intestinal Manifestations in Infants
Keywords: CMV, intestinal symptoms, neonates
Cytomegalovirus (CMV) infections in neonates, both preterm and term, can lead to a variety of severe intestinal symptoms. These include abdominal distension, bloody diarrhea, necrotizing enterocolitis (NEC) with perforation, and intestinal stricture. In some cases, these conditions can be fatal. Additionally, volvulus, a condition where the intestine twists around itself, has been observed in extremely low gestational age neonates with postnatal CMV infection .
Giardia Intestinalis and Other Parasitic Infections
Keywords: Giardia, intestinal parasites, symptoms
Giardia intestinalis is a common cause of parasitic-induced diarrhea, abdominal pain, flatulence, and malabsorption. In a study conducted in Algeria, Giardia was more prevalent in children than adults. However, the study found no significant link between Giardia infection and specific intestinal symptoms like abdominal pain and diarrhea when compared to other parasitic infections . Other common intestinal parasites include Blastocystis, Endolimax nana, and Entamoeba histolytica/dispar, each contributing to a range of digestive symptoms.
Acute Intestinal Infections: Bacterial Origins and Symptoms
Keywords: acute intestinal infection, bacterial, symptoms
Acute intestinal infections, often bacterial in origin, are characterized by a combination of fever and intestinal symptoms such as vomiting, diarrhea, and abdominal pain. These infections can lead to severe dehydration, especially in children and the elderly. Common pathogens include Shigella, Salmonella, Escherichia coli, and rotavirus. Symptoms typically include liquid, watery stools with undigested food, mucus, and sometimes blood .
Intestinal Function in Symptomatic HIV Infection
Keywords: HIV, intestinal function, symptoms
Children with symptomatic HIV infection often experience impaired intestinal function. Symptoms can include mild episodes of diarrhea, increased steatorrhea, and abnormal intestinal permeability. Despite receiving antimicrobial prophylaxis, these children frequently show signs of significant intestinal dysfunction .
Association Between Intestinal Parasites and Symptoms
Keywords: intestinal parasites, symptoms, children
In rural regions, intestinal parasitic infections are a major cause of childhood diseases. Common symptoms among infected children include abdominal pain, anorexia, and fatigue. However, studies have shown no significant relationship between these symptoms and the presence of intestinal parasites . This dissociation suggests that other factors may contribute to the symptomatology observed in these infections.
Intestinal Parasites in Hemodialysis Patients
Keywords: hemodialysis, intestinal parasites, symptoms
Hemodialysis patients, due to their compromised immune systems, are at higher risk for severe intestinal parasitic infections. Common symptoms in these patients include flatulence, asthenia, and weight loss. Despite the high prevalence of intestinal parasites, there is no significant association between the presence of symptoms and the type of parasitic infection .
Intestinal Amoebiasis, Giardiasis, and Geohelminthiases
Keywords: amoebiasis, giardiasis, geohelminthiases, symptoms
Infections with Entamoeba histolytica/dispar, Giardia duodenalis, and intestinal worms are common among schoolchildren. Diarrhea is a notable symptom associated with E. histolytica/dispar infection. However, other symptoms like 'turning stomach' were less frequently reported in children infected with G. duodenalis .
SARS-CoV-2 and Gastrointestinal Symptoms
Keywords: COVID-19, gastrointestinal symptoms, SARS-CoV-2
SARS-CoV-2, the virus responsible for COVID-19, can infect the gastrointestinal tract, leading to symptoms such as diarrhea, vomiting, and abdominal pain. The virus has been detected in the gut lining and feces of infected individuals, indicating that the intestine is a significant site of infection. This infection can result in the production of large amounts of viral particles in the intestine . Additionally, faecal calprotectin levels, a marker of intestinal inflammation, are elevated in COVID-19 patients with gastrointestinal symptoms .
Post-Infection Irritable Bowel Syndrome (PI-IBS)
Keywords: post-infection IBS, gastrointestinal infection, symptoms
Acute gastrointestinal infections are a strong risk factor for developing post-infection irritable bowel syndrome (PI-IBS). This condition is more likely to occur following bacterial and protozoal infections than viral ones. Symptoms of PI-IBS include chronic changes in bowel habits, increased intestinal permeability, and visceral hypersensitivity .
Conclusion
Intestinal infections, whether viral, bacterial, or parasitic, can lead to a wide range of symptoms, from mild discomfort to severe, life-threatening conditions. Understanding the specific pathogens and their associated symptoms is crucial for effective diagnosis and treatment. This comprehensive overview highlights the diverse manifestations of intestinal infections and underscores the importance of targeted medical interventions.
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Most relevant research papers on this topic
Intestinal manifestations of postnatal and congenital cytomegalovirus infection in term and preterm infants.
Postnatal cytomegalovirus infection in infants can cause intestinal problems, including volvulus, in both term and preterm infants, with similar symptoms in congenital infections.
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