The brazen manner in which the crimes were committed is unusual - both thefts took place during the middle of the day when the hospital would have been extremely busy and no attempt appears to have been made to disguise what was happening.
It is particularly shocking that on both occasions the offenders targeted elderly patients while they were in the process of receiving medical care.
More top news
A sea of tweed snaked its way through London today as the most dapper among us donned their finest and got on their bikes.
A protest is being held today against the closure of gay pub The Black Cap in Camden.
Four QPR hooligans caught on CCTV reeking havoc and attacking rival fans have been jailed.