Infectious Diseases Flashcards
Antibiotics for respiratory infections
Amoxicillin
Clarithromycin if allergic or atypical
Antibiotics for HAP presenting after 5 days
Piperacillin with tazobactam
Antibiotics for urinary tract infections
UTI: trimethoprim or nitrofurantoin
Pyelonephritis/Prostatitis: Broad spectrum Quinolone / Cephalosporin
Antibiotics for skin infections
Flucloxacillin or Co-amoxiclav
1st line for MRSA
Vancomycin
Antibiotics for ENT infections
Phenoxymethylpenicillin for throat
Amoxicillin/Flucloxacillin for ears
Antibiotics for gonorrhoea
IM ceftriaxone
Oral cefixime + Azithromycin
Antibiotics for chlamydia
Doxycycline
Antibiotics for PID
IM ceftriaxone + Oral doxycycline + Oral metronidazole
Antibiotics for syphilis
Benzylpenicillin
Antibiotics for bacterial vaginosis
Metronidazole
Antibiotics for GI infections
Ciprofloxacin
Clarithromycin for campylobacter
Antibiotics for C. Diff
Vancomycin 1st then Fidaxomicin
treatment of a UTI in pregnancy and breastfeeding
pregnancy: nitrofurantoin
breast feeding: trimethoprim
watery stool, abdominal cramps and nausea in travellers with a 12-48 hour indubation
E.coli
prolonged non bloody diarrhoea and lactose intolerance with a 7 day incubation
giardiasis
profuse watery diarrhoea and dehydration causing weight loss which is rare in travellers
cholera
bloody diarrhoea, vomiting and abdominal pain with a 48-72 hour incubation
shigella
severe vomiting with a short incubation of 1-6 hours
staph aureus
flu prodrome followed by crampy abdominal pain, fever and bloody diarrhoea which mimics appendicitis and is associated with a 48-72 hour incubation period
campylobacter
which bug is associated with guillian barre
campylobacter
vomiting within 6 hours due to rice or diarrhoea after 6 hours
bacillus
gradual onset of bloody diarrhoea, abdominal pain and tenderness for weeks with a 7 day incubation
amoebiasis
abdominal pain, watery diarrhoea, possible perforation, systemic upset. ROSE spots on the abdomen, cough and recent travel with a 12-48 hour incubation
salmonella typhi
TYPHOID
bloody diarrhoea, RUQ pain, fever and anchovy sauce liver appearance due to abscess
E. Histolytica
which clostridium infection causes pseudomembranous colitis after broad spectrum abx
C. difficle
which clostridium infection causes flaccid paralysis due to Ach blockage from canned foods or honey
C. botulinum
which clostridium infection causes spastic paralysis of the spinal cord
C. tenani
which clostridium infection causes gangrene, haemolysis and sepsis in T2DM
C. perfringes
antibiotic of choice for invasive and severe diarrhoea
ciprofloxacin
which antibody is produced early and late in the immune response
early = IgM
late = IgG
URTI + amoxicillin causing a rash
Glandular Fever
which organism causes bronchiolitis
RSV
which organism causes croup
parainfluenza virus
which organism causes the common cold
rhinovirus
which organism causes tonsillitis
streptococcus pyrogens
which organism causes the flu
influenza virus
which organism causes CAP
strep pneumoniae
which organism causes CAP, bronchiectasis and acute epiglottitis
H influenzae
which organism causes post influenzae pneumonia
staph aureus
which organism causes flu symptoms with a dry cough associated with erythema multiforme and haemolytic anaemia in a young person
mycoplasma pneumoniae
which organism causes a dry cough, flu, confusion, reduced WCC and Na, deranged LFTs after air conditioning
legionella
treatment for legionella
macrolide e.g. clarithromycin