By Jasmine Allday Antiques Roadshow fans were left disappointed tonight as the show was ‘missing’ a key element. BBC viewers voiced their disappointment on Twitter tonight as the show was quite different to usual. Rather than offer valuations, the focus was on British nursing history. Host Fiona Bruce applauded the courage and dedication of nurses, an approach much appreciated by some viewers whilst others wished there were some valuations on the items. Many fans, however, were puzzled and frustrated that no antiques were appraised during the episode. One disgruntled fan complained: “No valuat…