Core ID Conditions Flashcards
Strep pneumoniae is the the cause of meningitis in which age group?
> 21
Neisseria meningitidis is the the cause of meningitis in which age group?
10-21
Listeria is the the cause of meningitis in which age group?
(>60 years or immunocompromised or neonates (including alcohol dependency and diabetes)
Viral meningitis is most commonly caused by what?
Enterovirus
> 2000 white cells, glucose in the CSF being low compared to the blood & increased neutrophils indicates which type of meningitis?
Bacterial
primarily polymorphonuclear leukocytes (polymorphs) are found in what kind of meningitis?
Bacterial
Low WBC, minimally elevated protein and normal glucose would indicate which type of meningitis?
Aseptic (viral)
What antibiotic needs to be added to the standard treatment of meningitis (ceftriaxone + dexamethasone) when listeria cover is required?
Amoxicillin IV
What should replace ceftriaxone in the case of penicillin allergy when treating meningitis?
Chloramphemicol
Should you continue the dexamethasone if you discover the meningitis has a viral cause?
No - just give supportive treatment
What virus is the most common cause of encephalitis?
Herpes simplex
What is the most common causative organism in epiglottitis?
Haemophilus influenzae
What is the most common bacterial causative organism in tonsillitis & pharyngitis?
Group A beta haemolytic streptococci (mostly strep pyogenes)
What is the most common bacterial causative organism in sinusitis?
Pneumococcus
The treatment if a tonsillitis patient is scoring 0-1 on the centor criteria should be what?
No antibiotic
The treatment if a tonsillitis patient is scoring 2-3 on the centor criteria should be what?
Should receive an antibiotic (penicillin) if symptoms progress
The treatment if a tonsillitis patient is scoring 4-5 on the centor criteria should be what?
Treat empirically with an antibiotic
What number on the FeverPAIN score would make you consider immediate antibiotics for tonsillitis?
≥4
What would make you consider giving antibiotics in acute otitis media?
- <2 years and bilateral
- Bulging membrane and marked multiple
symptoms - Otorrhoea
When cellulitis is from a dental / mandibular / sinus source what antibiotic should be used instead of flucloxacillin?
Co-amoxiclav
What are the 5 components of the centor criteria?
1 point for each:
- History of fever
- Tonsillar exudates
- Tender anterior cervical adenopathy
- Absence of cough
Age <15 add 1 point
Age >44 subtract 1 point
What are the 5 components of CURB65
C = confusion U = urea (>7 mmol/L) R = RR (>30/min) B = Blood pressure (Systolic <90 or diastolic <60) 65 = >65 years