Funtabulously Frivolous Friday Five 159
Just when you thought your brain could unwind on a Friday, you realise that it would rather be challenged with some good old fashioned medical trivia FFFF…introducing Funtabulously Frivolous Friday Five 159
Question 1
What is Metamorphopsia?
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Metamorphopsia is a type of distorted vision in which a grid of straight lines appears wavy and parts of the grid may appear blank. People with this condition often first notice this when looking at mini-blinds in their home.
It is associated with macular degeneration [Reference]
Question 2
What is an Ashman Beat?
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Ashman beats are described as wide complex QRS complexes that follow a short R-R interval preceded by a long R-R interval. This wide QRS complex typically has a right bundle branch block morphology and represents an aberrantly conducted complex that originates above the AV node.
See example six from Ed Burn’s AF ECG page. Normally diagnosed as a PVC but in fact they should be called Ashman’s beats if you want to be a pedant. 3rd QRS on the ECG below, they are clinically benign.
Question 3
Although we still do not know why we cry for emotional reasons (the only species to do so) what is the difference in timing between a female an...
Source: Life in the Fast Lane - Category: Emergency Medicine Authors: Neil Long Tags: Frivolous Friday Five amyloidosis Ashmans beats Ashmans phenomenon crying Hofstadter's law Metamorphopsia periorbital purpura Source Type: blogs
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