Not if she thinks that a "matron" can overide a doctor on grounds of medical hygiene, no.
By the way, I am a qualified microbiologist myself. Prior to switching careers I worked ten years in the microbiology lab at the County. When it comes to disease control I know what I'm talking about.
Matron? How old are you? 103?
It's the senior doctor who has ultimate responsibility for ward hygiene. They were probably just authorised by suits who have no idea whatsoever about the clinical side of hospitals but are more interested in PR and government targets. Doctors get rightly pissed...
That doctor was 100% right. There are rules on long sleeves in hospital wards for very good reasons. The Tories were very quick to blame Labour for MRSA outbreaks while they were in power (maybe even witrh good cause) so for a film crew there with Cameron to be breaking the very rules aimed at...