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 251.9
Unspecified disorder of pancreatic internal secretion On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.
The 2009 version of ICD-9-CM 251.9 can be accessed here. - An inherited autosomal recessive syndrome characterized by the disorganized formation of new islets in the PANCREAS and PERSISTENT HYPERINSULINEMIA HYPOGLYCEMIA OF INFANCY. It is due to focal hyperplasia of pancreatic ISLET CELLS budding off from the ductal structures and forming new islets of Langerhans. Mutations in the islet cells involve the potassium channel gene KCNJ11 or the ATP-binding cassette transporter gene ABCC8, both on CHROMOSOME 11.
- 251.9 is a specific code that can be used to specify a diagnosis
- 251.9 contains 3 index entries
- View the ICD-9-CM Volume 1 251.* hierarchy
251.9 also known as:- Islet cell hyperplasia NOS
Index entries containing 251.9:- Disorder - see also Disease
- pancreas, internal secretion (other than diabetes mellitus)
 251.9
Hyperplasia, hyperplastic- islet cell (pancreatic) 251.9
- alpha cells
- beta cells 251.1
- pancreatic islet cells 251.9
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