Bacterium
Clostridium perfringens
Anaerobic spore-forming rod
klos-TRID-ee-um per-FRIN-jenz
High-yield clue
Spore-forming anaerobic rod + alpha-toxin vocabulary.
Overview
A spore-forming anaerobic rod used to connect toxin vocabulary, tissue-damage educational cases, and Clostridium comparison.
Classification
- Gram-positive
- Rod
- Anaerobe
- Spore-former
Lab & identification clues
- Double-zone hemolysis vocabulary
- Spore-forming rod concept
- Anaerobe vocabulary
Associations
- Gas gangrene vocabulary
- Food poisoning vocabulary
- Clostridium comparison drills
Commonly confused with
- Clostridioides difficile
- Clostridium tetani
- Bacillus species
Your notes
Original student-study summary. Sources checked: OpenStax Microbiology 2e, NCBI Bookshelf Medical Microbiology, and CDC topic pages where applicable; reviewed 2026-06. Educational only; no diagnosis, treatment, dosing, or specimen-handling guidance.