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Archive for February 2013

Differentiating Subarachnoid from Benign Headache

One of the things I strongly dislike, is when a patient comes into the emergency department with a complaint of headache and it has features of a subarachnoid haemorrhage(SAH), and I just dont know if it is or not, so I err on the side of being careful and CT and LP. When we read…

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Solution to ‘The Patient has GAS’

A few people had a go. Well done! This is a tough one. This is my roundabout way of working it out. Probably not as slick as it should be but….it does the job.  It IS a triple acid base abnormality and the diagnosis is probably salicylate toxicity. Sure the patient has a fever and…

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The patient has ‘GAS’

Its the end of the week and those brain cells are slowing down a little, so here is a little diagnostic quiz for you. The feared blood gas! Now I know some of you say that I don’t do arterial gases any more, just venous, so I don’t need to worry about it………..common have a…

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50 year old with shortness of breath

A 50 year old man presents with shortness of breath and sharp central chest pain of 24 hours duration. He has no past medical history and is on no medication. Describe and interpret his ECG Using the ‘ECG in 20 Seconds’ approach Rate: 198 Rhythm: difficult to see P waves, however the rate is regular…

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