Animal bite common organism and drug Mx
Pasteurella multocida
Mx: co-amoxiclav
Or metronidazole + doxycycline if pen allergic
Human bite organisms
Mx
Eikenella
Streptococci spp
Staph aureus
Fusobacterium
Prevotella
Mx co-amoxiclav
Metronidazole +doxycycline if pen allergic
Salmonella presentation+ complications
Abdo pain + distension relative brady, constipation or diarhhea, rose spots
Comp: osteomyelitis
GI bleed/ perforation
Meningitis
Cholecystitis
Chronic carrier state
Most common UK STI and Tx
Chlamydia
Tx: Doxy for 7 days
if pregnant- Azithro or amox
Mx of gonorrhea
single IM cetriaxone or if sensitive to cipro, cipro should be given
or azithro + cefixime if reusing needles
CSF analysis
Bacterial: raised protien, decreased glucion ( less than half of plasma), cloudy, predominant polymorphs
TB: raised protein, decreased glucose , fibrin cloudy coloured, lymphos predominate
Viral: raised protein, decreased glucose, clear or cloudy in colour
lymphos predominate 30-300
Fungal: raised protein, decreased glucose, clear or cloudy in colour
lymphos predominate 20-200
Contacts of meningitis Abx
Oral ciprofloxacin or rifampicin
Mxof Chlaymdia
7 days doxy
of preganat: azithromycin
drug of choice for cellulitis in pen allergic pregnant woman
erythromycin
Mx of MRSA skin infection
Vanc, teicoplanin or linezolid
pertussis
vaccination- 16-32 weeks pregnacy
Mx Macrolide such as azithromycin , eryhtromycin
Leptospirosis
farming, sewage cleaners
AKI, Hepatic problem s jaundice, fever malaise, sub conjuctival haemorrhage
Mx: doxy or azuthro
Benzypenicillin for severe disease
HIV PEP
upto 72 hours of exposure
Lyme disease
characterisitic target lesion
HEart block, neuromuscular block
Mx: doxy if contraindicated, Amoxicillin
Ix: ELISA
Cholera
dehydration and hypoglycemia
cavitation, abscess if consolidation in upper lobe in Alcoholic
Klebsiella
giardisis
transfer: male to male sex, foreign travel
infection 2-6 weeks post exposure, steatorrhea, bloating, abdo pain ( decreased absorptionof vitamin B12, A, iron zinc)
Salmonella Ix, Diagnosis, Mx
relative brady, roose spots, could have bloody diarrhea or constipation
Blood c/s
Mx- IV ceftriaxone or azithro,
Ciprofloxacin if bloody diarrhea
calcified nodule on CXR
Exposure to TB positive areas indicates?
Ghon complex-Latent TB
Mx of Meningitis
<3 months IV cexotaxime and amox
3 months - 60
IV ceftriaxone
> 60 - IV amox+ ceftriaxone
IV dex- in pneumocoocal
avoid in meningeococcal diseasE
When to avoid DEx in meningitis
if meningeococcal meningitis
if septic shock
if mengitis following brain surgery
First line for UTI in under 65 on pregnant
nitrofurantoin
Cotrim prescribed with MTX
Decreases all blood cells as agrulocytosis
ABx and side effects
trimethoprim
interferes with hematopoiesis, Rash, photosensitivity
