Infections

Question 1

mycoplasma pneumonia- features + who does it affect?

Answer 1

worsening dry cough, patchy lower lobe consolidation

• occurs in hospitals & unis

also if they mention toe pain - you should know ( this is due to cold autoimmune hemolytic anaemia- a complication of mycoplasma pneumonia)

Question 2

if patient is MRSA +ve - what is the treatment that should be initiated?

Answer 2

if signs of infection - give abx- vancomycin

if no signs but they are +ve, give nasal mupirocin & chlorhexidine wash - standard decolonisation therapy

Question 3

erysipelas organism -

cellulitis organism-

Answer 3

erysipelas organism - strep pyogenes

cellulitis organism- staph aureus

Question 4

most accurate diagnostic test for typhoid

Answer 4

bone marrow aspirate & culture

Question 5

diarrhoea + cough + wheeze + swam in africa + urticaria + hepatosplenomegaly + eosinophilia - dx?

Answer 5

Katayama syndrome, which is the acute illness associated with Schistosomiasis infection

Question 6

2 days of fever + sore eyes + white spots on inside of cheeks- dx+ how it spreads?

Answer 6

measles
white spots = Koplik spots

spreads by respiratory droplets

Question 7

came from Bangladesh (there was recent flooding) + profuse water diarrhoea for last two days that looks like rice water + vomiting - dx + rx + organism

Answer 7

cholera- vibrio cholerae

oral rehydration salts & fluids + abx if infection is severe

Question 8

treatment for severe cellulitis

Answer 8

IV benzylpenicillin & flucloxacillin