2-year-old boy brought to ED by ambulance as category 1 for severe croup. His blood gases showed the following.
PH = 7.39
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ECG of the week 13th Nov 24
This week our patient is a 34yr old gentleman who presents to the ED with a 1 week history of chest pain and palpitations, his initial ECG is:
His potassium and magnesium are borderline low so you commence IV replacement while you wait for serial troponin results. While this is happening, you respond to a Met call on the patient. This is his rhythm strip:
What is the management for this patient and what is the disposition?
ECG of the Week – July 17th
The following ECG is from a 56-year-old lady who presented with chest pain and dyspnoea.
Her observations are as follows BP 90/55, RR 28, Sats 90% RA, Temp 37.7
Interpret her ECG, provide your differential diagnosis and rationale.
Lab case 445
85 year-old-woman with fracture of right neck of femur. Her blood gases showed the following:
PH = 7.51
pCO2 = 59.5 mmHg
pO2 = 70 mmHg
HCO3 = 47.5 mmol/L
Lab case 436
58-year-old lady with history of obstructive sleep apnoea presented with Syncope. Her venous blood gases showed the following:
PH = 7.391
pCO2 = 57 mmHg
Lab case 431 interpretation
Answers:
Question 1:
PH = 7.58, that is severe alkalaemia.
pCO2 = 20 mmHg, so we have respiratory alkalosis. Next we need to calculate the compensation. From the story, the condition is most likely acute.
Lab case 425
51 year old man, recently returned from the middle east, presented with shortness of breath. His CXR was normal. His arterial blood gases showed the following:
PH = 7.51
PaCO2 = 28 mmHg
PO2 = 56 mmHg
Lab case 422
75 year old lady presented to the emergency department after a fall. In ED she was found to be slightly febrile with blood pressure of 95/55. Part of the investigation performed was LFT and it showed the following:
Bilirubin = 101 umol/L (< 16)
Lab case 419
32-year-old man presented to ED with an exacerbation of his asthma. On 3L O2, his arterial blood gases showed the following:
PH = 7.32
PO2 = 101 mmHg
Lab case 418
65 year old lady with history of progressive supranuclear palsy presented with aspiration pneumonia. Her venous blood gases showed the following:
PH = 7.315
pCO2 = 48 mmHg
pO2 = 48 mmHg