There is variation in access to medical records between sectors. This may mean urgent decisions have to be made without reference to important patient data.
Lack of standardisation of NHS systems means different parts cannot share information electronically.
There are concerns re confidentiality when information is shared. On the other hand security rules may prevent people involved in the care of patients not being able to get information quickly enough. There is a risk of emails containing confidential information going astray across the interface.