However, there are persistent cautions that some metastatic lesions may show restricted diffusion and mimic the appearances of abscesses, for example two different studies have reported this pattern for non-small cell lung carcinoma metastases, while others have also described it for lymphoma [ 35- 38].
Also for those with persistent symptoms, caution must be exercised before seeking excessive diagnostic testing or applying diagnostic labels (i.e., post-concussion syndrome) as unnecessary diagnoses as well as testing can increase patient anxiety and delay further recovery.
But it will not rescue Mr Hollande's poll ratings, and will only underline his persistent and damaging caution over reform at home.
Also cited as a bullish sign is a persistent sense of caution about stocks among individual investors, institutions and investment advisers.
Although a rate cut could reinvigorate the economy, many analysts cautioned that persistent inflation pressures could constrain the central bank's ability to make further economy-bolstering moves in the future.
Mr. Papandreou, who has witnessed violent protests and frequent strikes in Greece amid an abrasive mix of deficit reduction and high unemployment, cautioned that persistent joblessness and a sense that governments were not doing enough to address it could also lead to further discontent and civil unrest.
Kallum Higginbotham was booked for flattening McGinn while Darryl Westlake was cautioned for persistent fouling, and it was the latter who was affected more.
There are still the prospects for volatility to return, analysts caution, because of persistent worries that a wave of sovereign and banking defaults will swamp the euro zone.
The lack of agreement on sensitivity analyses for the effect on persistent diarrhoea suggest that we need to interpret with caution the finding of greater incidence of persistent diarrhoea in non-stunted children given zinc or multiple micronutrients.
Even if we set this caution aside, there may be parts of persistently employed strategy that lead to persistent failure.
However, in our experience, persistent or abundant pneumoperitoneum, diffuse ascites and enhancing peritoneal serosa should be viewed with caution as they may correspond to peritonitis from major anastomotic leakage (Fig. 6) requiring reoperation [10, 11, 22].
