Two Greater Manchester hospitals are investigating after confidential information about their patients was found by members of the public . Information about 16 child patients at the Royal Oldham Hospital was found more than 40 miles away on a street in Liverpool . The Pennine Acute Hospitals NHS Trust said any loss of data was unacceptable . Royal Bolton Hospital is also investigating after medical notes were found in the town on Friday . The documents were believed to have contained details of 25 patients printed on four pages . The patient details found in Liverpool , however , were printed on a single page . A spokeswoman for The Pennine Acute Hospitals NHS Trust said : " We have clear systems in place to ensure the confidentiality of patient data and this information would normally only be handled by a small number of doctors and nurses on the children 's ward . null The Information Commissioner 's Office is investigating both incidents " We will now undertake a full investigation into how this document ended up in Liverpool . " As part of this investigation , we will find out what went wrong in this case . We will also be contacting the parents and guardians of all the 16 patients involved . " The Information Commissioner 's Office is investigating both incidents . A spokeswoman for Bolton NHS Foundation Trust said : " We take all confidentiality issues very seriously and therefore are extremely concerned by this incident . " Managing patient information legally , securely and efficiently is of paramount importance to the trust . " We have spoken directly to the patients concerned and apologised to patients and carers . " An investigation panel is now being convened to carry out a full investigation . " ;