Overview
Shigella boydii is a species of Gram-negative bacteria that is a cause of bacterial dysentery, commonly known as shigellosis. Shigellosis is characterized by inflammation of the intestinal lining, leading to symptoms such as diarrhea, fever, and abdominal cramps.Diagnosis
Diagnosis is typically made based on clinical presentation and confirmed by stool culture 1.
Stool microscopy may reveal white blood cells and red blood cells 1.
Rapid antigen detection tests are available but may have lower sensitivity than culture 1.Management
Treatment for shigellosis is primarily supportive, focusing on hydration and electrolyte balance 1.
Antibiotics are recommended for moderate to severe cases to reduce the duration of illness and transmission 1.
Commonly used antibiotics include fluoroquinolones (e.g., ciprofloxacin), azithromycin, and ceftriaxone 1.
Antimicrobial resistance is a significant concern, and susceptibility testing is crucial for guiding antibiotic choice 1.Special Populations
In children, dehydration is a major concern, and oral rehydration therapy is the cornerstone of management 1.
Elderly individuals and those with compromised immune systems may be at higher risk for severe disease 1.Key Recommendations
Fluid and electrolyte management is essential for all patients with shigellosis 1. (Evidence: Moderate)
Antibiotic therapy should be considered for moderate to severe shigellosis to shorten illness duration and reduce transmission 1. (Evidence: Moderate)
Empirical antibiotic choice should consider local resistance patterns, with fluoroquinolones, azithromycin, or ceftriaxone being common options 1. (Evidence: Moderate)References
1 Vindegaard N, Speyer H, Nordentoft M, Rasmussen S, Benros ME. Gut microbial changes of patients with psychotic and affective disorders: A systematic review. Schizophrenia research 2021. link