Anthrax
DDx
Cutaneous anthrax
- Ecthyma gangrenosum (neutropenic, pseudomonal)
 - Tularemia
 - Plague
 - Brown recluse spider bite
 - Aspergillosis or mucormycosis
 - Antiphospholipid antibody syndrome
 - Warfarin necrosis
 - Rat-bite fever
 - Rickettsialpox
 - Orf (parapoxvirus infection)
 - Cutaneous mycobacterial infection
 - Cutaneous leishmaniasis
 
- Influenza
 - Bacterial mediastinitis
 - Fibrous mediastinitis due to histoplasmosis, coccidioidomycosis, atypical or viral pneumonia, silicosis, sarcoidosis
 - Other causes of mediastinal widening, e.g., ruptured aortic aneurysm, lymphoma, superior vena cava syndrome
 - Tuberculosis
 
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Last updated: December 1, 2014
Citation
Zeiger, Roni F.. "Anthrax." Diagnosaurus, 4th ed., McGraw-Hill Education, 2014. Emergency Central, emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114090/all/Anthrax. 
Zeiger RFR. Anthrax. Diagnosaurus. McGraw-Hill Education; 2014. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114090/all/Anthrax. Accessed November 4, 2025.
Zeiger, R. F. (2014). Anthrax. In Diagnosaurus (4th ed.). McGraw-Hill Education. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114090/all/Anthrax
Zeiger RFR. Anthrax [Internet]. In: Diagnosaurus. McGraw-Hill Education; 2014. [cited 2025 November 04]. Available from: https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114090/all/Anthrax.
* Article titles in AMA citation format should be in sentence-case
TY  -  ELEC
T1  -  Anthrax
ID  -  114090
A1  -  Zeiger,Roni F,
Y1  -  2014/12/01/
BT  -  Diagnosaurus
UR  -  https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114090/all/Anthrax
PB  -  McGraw-Hill Education
ET  -  4
DB  -  Emergency Central
DP  -  Unbound Medicine
ER  -  

Diagnosaurus

