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Clostridium difficile - a community perspective
1. Clostridium difficile
A Community
Perspective
Helen Oulton
Head of Infection Prevention
and Control
2. Clostridium difficile
• Gram+ spore forming
anaerobic bacterium
• Faecal - oral route
• Survive in environment
for extended periods
• Hands, hands, hands!
• Resistant to alcohol
gel
• Resistant to some
disinfectants
4. Risk Factors
• Age
• Severe underlying disease
• Immunosuppression
• Environment with close contact of others e.g. care home
• Antibiotic use (previous and current therapy)
• Hospitalisation
• Chemotherapy
• Recent gastrointestinal procedures
• Presence of a nasogastric tube
• Use of Proton Pump Inhibitors (PPIs)
6. Patient A
• Day 1. Patient A, a 77 year old male admitted to
secondary care ? Urinary sepsis
• Day 2. CT - Pseudomembranous colitis
• Day 3. Patient died. Pseudomembranous colitis
recorded on Part 1 of death certificate
8. Post Infection Review
• Serious untoward incident – STEIS
• No known Clostridium difficile positive result
• Multiple care services
• Timeline
9. Loperamide
• Anti motility agent thought to slow down the rate at which
the toxins produced by Clostridium difficile are cleared
from the gut
10. Post Infection Review
• No single electronic access to patient records
• Patient at increased risk of Clostridium difficile infection
(CDI) but CDI as cause of diarrhoea not considered
• Use of Loperamide
• Faecal sample not obtained in line with PHE guidance
• Communication between agencies
11. Contributory Factors
• Multiple courses of antibiotic therapy
• Previous episodes diarrhoea related to antibiotic therapy
treated with Loperamide (self-administered)
• Long term Proton Pump Inhibitors (PPI’s)
• Delay in diagnosis/treatment as patient declined
admission to hospital
12. Remember!
• Diarrhoeal illness is a common cause of consultation
within primary care with the majority of cases responding
to simple interventions e.g. oral rehydration, withdrawal
of medication
HOWEVER………………………
13. Be Clostridium difficile Aware
• Know the risk factors
• Confirm antibiotic history before prescribing
• Avoid anti motility drugs
• Prompt faecal sampling
• Rigorous infection prevention and control standards
C. difficile are anaerobic—lives in the absence of oxygen. In the presence of oxygen, the vegetative form of C. difficile can survive up to 24 hours on an inanimate surface; whereas, C. difficile spores can survive up to 2 years on inanimate surfaces that are exposed to oxygen.
C. difficile enters a person’s body via ingestion of the spores
http://bioweb.uwlax.edu/bio203/s2009/kumm_jakl/Pathology.htm
Slide 1 normal sigmoid colon
Slide 2 Endoscopic visualization of pseudomembranous colitis, a characteristic manifestation of full-blown Clostridium difficile colitis. Classic pseudomembranes are visible as raised, yellow plaques ranging from 2 to 10 mm in diameter and scattered over the colorectal mucosa