2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Blood And Blood-Forming Organs 280-289 >
 Other deficiency anemias- 281 is a non-specific code that cannot be used to specify a diagnosis
Pernicious anemia- (per-NISH-us a-NEE-mee-a) A type of anemia (low red blood cell count) caused by the body's inability to absorb vitamin B12.
- A megaloblastic anemia occurring in children but more commonly in later life, characterized by histamine-fast achlorhydria, in which the laboratory and clinical manifestations are based on malabsorption of vitamin B 12 due to a failure of the gastric mucosa to secrete adequate and potent intrinsic factor. (Dorland, 27th ed)
- 281.0 is a specific code that can be used to specify a diagnosis
- 281.0 contains 20 index entries
Other vitamin b12 deficiency anemia- 281.1 is a specific code that can be used to specify a diagnosis
- 281.1 contains 8 index entries
Folate-deficiency anemia- 281.2 is a specific code that can be used to specify a diagnosis
- 281.2 contains 27 index entries
Other specified megaloblastic anemias not elsewhere classified- 281.3 is a specific code that can be used to specify a diagnosis
- 281.3 contains 5 index entries
Protein-deficiency anemia- 281.4 is a specific code that can be used to specify a diagnosis
- 281.4 contains 10 index entries
Anemia associated with other specified nutritional deficiency- 281.8 is a specific code that can be used to specify a diagnosis
- 281.8 contains 9 index entries
Unspecified deficiency anemia- A disorder characterized by the presence of ANEMIA, abnormally large red blood cells (megalocytes or macrocytes), and MEGALOBLASTS.
- Anemia characterized by larger than normal erythrocytes, increased mean corpuscular volume (MCV) and increased mean corpuscular hemoglobin (MCH).
- 281.9 is a specific code that can be used to specify a diagnosis
- 281.9 contains 11 index entries
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