Specific code 2010 ICD-9-CM Diagnosis Code 310.8
Other specified nonpsychotic mental disorders following organic brain damage
  • Short description: Nonpsychot brain syn NEC.
  • ICD-9-CM 310.8 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 310.8 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2010 version of ICD-9-CM 310.8.
  • More recent version(s) of ICD-9-CM 310.8: 2011 2012 2013 2014.
Disease Synonyms
  • Limbic epilepsy personality syndrome
  • Memory disorder due to organic brain damage
  • Memory loss due to organic brain damage
  • Organic emotionally labile disorder
  • Post-encephalitic syndrome
  • Pseudobulbar affect
310.8 Excludes
  • memory loss of unknown cause (780.93)
Applies To
  • Mild memory disturbance
  • Postencephalitic syndrome
  • Other focal (partial) organic psychosyndromes
  • No ICD-10-CM code(s) convert to ICD-9-CM 310.8
ICD-9-CM Volume 2 Index entries containing back-references to 310.8:
  • Disorder - see also Disease
    • involuntary emotional expression (IEED) 310.8
    • mental (nonpsychotic) 300.9
      • affecting management of pregnancy, childbirth, or puerperium 648.4
      • drug-induced 292.9
        • hallucinogen persisting perception 292.89
        • specified type NEC 292.89
      • due to or associated with
      • induced by drug 292.9
      • neurotic (see also Neurosis) 300.9
      • of infancy, childhood or adolescence 313.9
      • persistent
        • other
          • due to conditions classified elsewhere 294.8
        • unspecified
          • due to conditions classified elsewhere 294.9
      • presenile 310.1
      • previous, affecting management of pregnancy V23.89
      • psychoneurotic (see also Neurosis) 300.9
      • psychotic (see also Psychosis) 298.9
      • specific, following organic brain damage 310.9
        • cognitive or personality change of other type 310.1
        • frontal lobe syndrome 310.0
        • postconcussional syndrome 310.2
        • specified type NEC 310.8
      • transient
        • in conditions classified elsewhere 293.9
  • Disturbance - see also Disease
    • memory (see also Amnesia) 780.93
      • mild, following organic brain damage 310.8
  • IEED (involuntary emotional expression disorder) 310.8
  • Lack of
    • memory (see also Amnesia) 780.93
      • mild, following organic brain damage 310.8
  • Loss
    • memory (see also Amnesia) 780.93
      • mild, following organic brain damage 310.8
  • Memory disturbance, loss or lack (see also Amnesia) 780.93
    • mild, following organic brain damage 310.8
  • PBA (pseudobulbar affect) 310.8
  • Postencephalitic - see also condition
    • syndrome 310.8
  • Pseudobulbar affect (PBA) 310.8
  • Syndrome - see also Disease
    • postencephalitic 310.8
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 310.8 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2010 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.