Format/length:	an6
HES item:	DIAG_7 for Patient Diagnosis CENDIAG7 for Patient Diagnosis on Psychiatric Census Date for the Psychiatric Census Record: Additional Data Fields
National Codes:
Default Codes:

Notes:
See DIAGNOSTIC CODING for details on coding and Clinical Coding for their usage.

Secondary is a classification of PATIENT DIAGNOSIS CODING SIGNIFICANCE and for HES purposes up to a maximum of 5 secondary diagnoses can be reported. 

This data element is also known by these names:

Context	Alias
plural	FIFTH SECONDARY (ICD-10)