Overview
Inhalational anthrax is a rare but lethal form of anthrax infection caused by inhalation of Bacillus anthracis spores, often associated with bioterrorism concerns. It presents with nonspecific symptoms initially, rapidly progressing to severe respiratory distress and systemic complications 3.Diagnosis
Clinical Presentation: Shortness of breath, malaise, cough progressing to respiratory failure and septic shock 3.
Imaging: Bilateral pleural effusions and hemorrhagic mediastinitis on chest CT 3.
Laboratory Tests: Positive blood cultures and DNA amplification (PCR) from blood, bronchial washings, and pleural fluid 3.
Environmental Investigation: Essential but often inconclusive in identifying exposure sources 3.Management
Early Recognition and Isolation: Critical for containment and treatment initiation 1.
Antibiotics: Immediate initiation with combination therapy, typically including ciprofloxacin or doxycycline plus an aminoglycoside or penicillin (e.g., penicillin G) 3.
Supportive Care: Mechanical ventilation, vasopressor support, management of organ failure (renal, hepatic, metabolic acidosis) 3.
Monitoring: Close monitoring for disseminated intravascular coagulopathy and cardiac tamponade 3.Special Populations
No Specific Data Provided: Abstracts do not detail unique considerations for pregnancy, pediatrics, elderly, or comorbidities 45.Key Recommendations
Enhance Preparedness and Training: Emergency departments and military hospitals should prioritize comprehensive training and preparedness programs for bioterrorism agents (including inhalational anthrax) 14. (Evidence: Expert opinion)
Early Diagnostic Testing: Utilize PCR and blood cultures for rapid identification of Bacillus anthracis in suspected cases 3. (Evidence: Moderate)
Immediate Combination Antibiotic Therapy: Initiate aggressive antibiotic therapy with appropriate agents upon suspicion of inhalational anthrax 3. (Evidence: Moderate)References
1 Erenler AK, Güzel M, Baydin A. How Prepared Are We for Possible Bioterrorist Attacks: An Approach from Emergency Medicine Perspective. TheScientificWorldJournal 2018. link
2 Wang H, Jiang N, Shao S, Zheng T, Sun J. A Comprehensive Evaluation System for Military Hospitals' Response Capability to Bio-terrorism. Cell biochemistry and biophysics 2015. link
3 Mina B, Dym JP, Kuepper F, Tso R, Arrastia C, Kaplounova I et al.. Fatal inhalational anthrax with unknown source of exposure in a 61-year-old woman in New York City. JAMA 2002. link
4 Pesik N, Keim M, Sampson TR. Do US emergency medicine residency programs provide adequate training for bioterrorism?. Annals of emergency medicine 1999. link70226-x)
5 Marple VA, Whitby KT, Olson BR, Wolf JL. Precision aerosol divider. American Industrial Hygiene Association journal 1976. link
6 Burnett RD. Evaluation of charcoal sampling tubes. American Industrial Hygiene Association journal 1976. link