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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Diseases Of Other Endocrine Glands 250-259 > Other Disorders Of Pancreatic Internal Secretion 251.* >

2008 ICD-9-CM Diagnosis 251.1

Other specified hypoglycemia

  • A syndrome with excessively high INSULIN levels in the BLOOD. It may cause HYPOGLYCEMIA. Etiology of hyperinsulinism varies, including hypersecretion of a beta cell tumor (INSULINOMA); autoantibodies against insulin (INSULIN ANTIBODIES); defective insulin receptor (INSULIN RESISTANCE); or overuse of exogenous insulin or HYPOGLYCEMIC AGENTS.
  • 251.1 is a specific code that can be used to specify a diagnosis
  • 251.1 contains 11 index entries
  • View the ICD-9-CM Volume 1 251.* hierarchy

251.1 also known as:

  • Hyperinsulinism:
    • NOS
    • ectopic
    • functional
  • Hyperplasia of pancreatic islet beta cells NOS

Use additional E code to identify cause, if drug-induced

251.1 excludes:

  • hypoglycemia in diabetes mellitus (250.8)
  • hypoglycemia in infant of diabetic mother (775.0)
  • hypoglycemic coma (251.0)
  • neonatal hypoglycemia (775.6)


Index entries containing 251.1:

Disease, diseased - see also Syndrome
  • hunger 251.1
Harris'
  • syndrome (organic hyperinsulinism) 251.1
Hunger 994.2
  • disease 251.1
Hyperinsulinism (ectopic) (functional) (organic) NEC 251.1
  • iatrogenic 251.0
  • reactive 251.2
  • spontaneous 251.2
  • therapeutic misadventure (from administration of insulin) 962.3
Hyperplasia, hyperplastic
  • islands of Langerhans 251.1
  • islet cell (pancreatic) 251.9
    • beta cells 251.1
  • pancreatic islet cells 251.9
    • beta 251.1
Hypoglycemia (spontaneous) 251.2
  • specified NEC 251.1
Hypoglycemic shock 251.0
  • functional (syndrome) 251.1
Syndrome - see also Disease
  • Harris' (organic hyperinsulinism) 251.1
  • hypoglycemic (familial) (neonatal) 251.2
    • functional 251.1