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HKCEM College Tutorial A woman with recurrent fever AUTHOR DR. ERIC LAM & DR. CY MAN REVISED BY DR. SHEK KAM CHUEN OCT., 2013 Triage notes ▪ F/45 ▪ on & off fever x 2/52 ▪ Reattendance Case ▪ BP/P 140/90, 110 ▪ RR 20/min ▪ Temp. 37.8℃ Triage category IV What historical points are relevant? Targeted History ▪ Fever ▪ duration ▪ pattern ▪ systemic upset ▪ main systems involved ▪ ▪ ▪ ▪ CNS Resp (URI, LRTI) GI, hepatobiliary GU e.g. UTI? PID? ▪ Review of other systems ▪ PH: ▪ ?immunocompromised, ▪ ?HIV ▪ Med e.g. GP drugs ▪ Allergies ▪ Recent Travel ▪ Animal contact History on & off low grade fever x 2/52 malaise, generalized joint with muscle ache, lethargy, headache, throat discomfort, gum pain nausea & vomiting attended AED x 2, treated as viral illness not responding to treatment re-attended today because of persistent symptoms PMH / drug / travel / social history -unremarkable What is your focus in the physical exam? Focussed exam ▪ Confirm fever ▪ oral better than tympanic ▪ Rash ▪ distribution ▪ characteristics ▪ CNS ▪ features for encephalitis & meningitis ▪ HEENT ▪ conjunctivitis ▪ oral lesion ▪ Neck ▪ rigidity ▪ LNs ▪ CVS/?Resp ▪ heart murmur ▪ crep, rhonchi ▪ Abdomen ▪ organomegaly ▪ tenderness: HBS, kidneys ▪ Musculo-skeletal ▪ joint swelling Examination ▪ unwell looking woman ▪ pale ▪ patches of bruises over limbs ▪ no lymphadenopathy ▪ gum hypertrophy ▪ no hepatosplenomegaly ▪ rest of the exam--non-contributory What do you need to rule in? This rash will not blanch on pressure. Meningococcemia! ▪ This is a dire emergency that should not be missed. ▪ Immediate antibiotics e.g. ceftriaxone 2 gm is needed. What is your differential diagnosis ? What is your differential diagnosis ? ▪ infection ▪ connective tissue disease ▪ malignancy ▪ drug ▪ idiopathic What will you do nex ?t ▪ Discharged with drugs ▪ Observe in O ward pending Ix ▪ Admit to medical ward What investigations would you request ? CBC R,LFT Clotting profiles blood culture MSU, urine x microscopy CBC : ▪ Hb 6 g / dL ▪ WCC 40 x 109/L (predominantly blast cells) ▪ Platelet INR: 5 APTT: 100 seconds 26 x 109/L What is your diagnosis? Acute leukaemia with possible DIC Acute leukaemia with possible DIC Which type is prone to DIC? Acute promyelocytic leukaemia(M3) What is your immediate treatment? • • • Stabilize ABC of patients Identify and treat immediate problems (if any) e.g. severe anaemia, uncontrolled bleeding, severe septicaemia Admit under the care of haematologist for bone marrow aspiration for confirmation Learning points ▪ Patient with acute leukaemia may present with persistent or recurrent fever, flu or URI symptoms ▪ Patient with persistent fever/Flu/URI symptoms lasting more than a week or so may need detailed history/examination/further investigations to identify or exclude important underlying causes, e.g. occult infection, leukaemia, connective tissue disease The end