Think Before You Drink

Think twice before you tell

Answer to the Rhythm Puzzle At first glance the ECG looks very abnormal. The P-wave morphology is not compatible with sinus rhythm, the conduction intervals are normal, and the QRS complexes are very abnormal in amplitude (micro-voltages in the extremity leads). In lead II there is almost no signal at all. Althoughmicro-voltages in the extremity leads are a common feature in one of the most pre...

Advanced-stage calciphylaxis: Think before you punch.

A 53-year-old woman presented with extensive, nonulcerated, painful plaques on both calves. She had long-standing diabetes mellitus and had recently started hemodialysis. She had no fever or trauma and did not appear to be in shock. On physical examination, she had extensive, welldemarcated, nonulcerated, indurated dark eschar over the right calf (Figure 1). Her left calf had similar lesions th...

Email--think before you hit "send".

Think Social Capital Before You Think Knowledge Transfer

For the last decade, Knowledge Management (KM) (Davenport & Prusak, 1998) has been positioned as a business strategy that advances knowledge as a critical resource and the capacity to integrate pieces of it across the organization as a distinguishing feature for success within the market (Grant, 1996). The strategy promotes the transfer of knowledge within organizations (Alavi & Leidner, 2001, ...

Troponin: think before you request one

Acute myocardial infarction (ACS) is one of the most common presentations in acute hospital settings. Troponin (cTn) has emerged as one of the most sensitive biochemical markers for the diagnosis of ACS. However, if used inappropriately and in the absence of true clinical context then it can be elevated in a number of non cardiac conditions and lead to false clinical diagnosis, inappropriate wo...