define class II surgical site infection
clean-contaminated wound (resp, GI, genital, urinary systems entered but no unusual contamination)
management infectious synovitis
- empinic antibiotics
- hand surgeon to review ASAP
management IV catheter associated infection
- remove cannula
- express any pus from the thrombophlebitis
- antibiotics for 14 days
define borrelial lymphocytoma
occurs in areas of previous erythema migrans
describe what happens to rash from tick bite between 3-90 days
erythema migrans -> Lyme disease
leptospirosis investigations
- microscopic agglutination test
- ELISA
- PCR
- culture (needs 1 week on special media)
presentation mucocutaneous candidiasis
nappy rash/ interdigital/ flexures
children shouldn’t have have fungal toenails
describe teicoplanin as an antibiotic in staph aureus infection
single daily dosing - good
what is typhoid fever caused by
dissemination of salmonella typhi or salmonella paratyphi
management of complicated/ severe malaria e.g. p.falciparum
- IV artesunate
or
IV quinine + doxycycline (oral switch for doxycycline when stable)
frequent sites distant metastases of staph aureus
- bones and joints
- epidural space
- IV discs
- native and prosthetic cardiac valves
- cardiac devices
- visceral abscesses @ spleen, kidneys, lungs
rabies investigations
- PCR of saliva or CSF
- often confirmed post mortem on brain biopsy
when would therapeutic trials be used in pyrexia of unknown origin
- suspected TB
- suspected vasculitis or connective tissue disorder
risk factors for developing aspergilloma
- TB
- sarcoidosis
- bronchiectosis
- bronchial cysts and bullae
causes viral haemorrhagic fever
- ebola
- congo-crimea
- lassa fever
- mayburg disease
risk factors invasive candidiasis
- infections mostly of endogenous origin
- broad spectrum ABs
- intravascular catheters
- total parenteral nutrition
- abdo surgery
define type II necrotising fasciitis
monomicrobial
typical organisms type 1 necrotising fasciitis
- strep
- staph
- enterococci
- gram negative bacilli
- c.diff
commonest human arbovirus
dengue
complications typhoid fever
intestinal bleeding
perforation
peritonism
metastatic infections
what diseases are transmitted by aedes aegypti mosquito
- dengue
- chikungynga
- yellow fever
- zika
normal CD4
> 500
