13 Flashcards
(22 cards)
how does one acquire a cryptococcus or cryptococcosis infection
- inhalation
- can be found in bark of a variety of trees, bird faeces and organic matter
presentation of chronic aspergillosis
pulmonary exacerbations not responding to antibiotics
lung function decline
increase resp symptoms e.g. cough, decreasing exercise tolerance, dyspnea
commonest HEV modes of transmission
sewage contaminated drinking water
undercooked pork
travellers to endemic areas
impetigo pre-disposing factors
- skin abrasions
- minor trauma
- burns
- poor hygiene
- insect bites
- chicken pox
- eczema
- atopic dermatitis
when to consider HDU referral for sepsis
- low BP despite fluids
- lactate >2
- increase creatine
- oliguria
- liver dysfunction
- bilateral infiltrates
- hypoxaemia
SEPSIS give 3
- IV antibiotics
- IV fluid challenge
- oxygen
c.diff mostly affects people who
are on broad spectrum antibiotics
multiple/ long term hospital/ care home stays
> 65years
have IBD
immunosuppressed
taking PPI
have had digestive surgery
what is acrodermatitis chronica atroficans
late manifestation of Lyme disease
describe malaria infection
parasites infect red blood cells, multiplying to infect other red cells
presentation acute invasive aspergillosis
- absent/ non-specific clinical signs/ symptoms
- persistant febrile neutropenia despite broad spectrum antibiotics
how is norovirus diagnosed
PCR
a diagnosis of cryptosporidium paruum is made by
oocytes on microscopy
ask lab for “parasites, cysts and ova”
management PJP
- cotrimoxzole
- pentamidine
- prophylaxis till CD4 >200
presentation SIRS
- temp >38 or <36
- rigors/ chills
- malaise
- N+V
- tackycardia >90@ rest
- RR >20
- PaCO2 <32
- WBC >12000 or <4000
presentation haemolytic uraemia syndrome
- renal failure
- haemolytic anaemia
- thrombocytopenia
management e.coli0157 infection
supportive
ANTIBIOTICS NOT INDICATED - INCREASES LEVELS OF TOXINS RELEASED
effect of shigella toxin in the blood
haemolytic uraemia syndrome
pyrexia of unknown origin investigations
- FBC
- U+Es
- LFTs
- CRP
- ESR
- X-rays
- CTs
- urinalysis and microscopy
- blood cultures
- ECHO
- bone marrow biopsy
- PET
- diagnostic laparotomy
septic bursitis presentation
persibursal cellulitis
swelling and warmth
fever and pain on movement also seen
presentation cryptosporidium parvum
- acute, watery, and nonbloody diarrhea
- N+V
- abdo pain
common organism behind septic bursitis
staph aureus
most common cause septic bursitis
spread from adjacent skin infections
