ICD-11 Codes
for 3A01.2 - Vitamin B12 deficiency anaemia due to low intake

Teodor Jurukovski January 1, 1970

Fact checked by: Teodor Jurukovski

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Understanding Anaemia from Insufficient Vitamin B12 Intake

Vitamin B12 deficiency anaemia due to low intake, identified by the ICD-11 code 3A01.2, is a specific form of megaloblastic anaemia. This condition occurs when the body does not obtain adequate vitamin B12 from dietary sources, leading to impaired red blood cell production. While anaemia is a primary characteristic, individuals may also experience symptoms related to vitamin B12 deficiency even in the absence of anaemia.

Recognising Symptoms of Dietary B12 Deficiency Anaemia

Symptoms associated with Vitamin B12 deficiency anaemia due to low intake can develop gradually and may include significant fatigue and weakness. Other physical signs can involve pale skin, mouth or tongue soreness, and gastrointestinal issues such as nausea, vomiting, or diarrhoea. Neurological effects are also common, presenting as numbness or tingling in the extremities, vision disturbances, and difficulties with memory or concentration. Psychological changes like irritability or depression may also occur.

Factors Leading to Anaemia Due to Low Vitamin B12 Consumption

The primary cause for Vitamin B12 deficiency anaemia due to low intake is an inadequate consumption of vitamin B12. This is particularly relevant for individuals following restrictive diets, such as vegan or vegetarian lifestyles, where dietary sources of B12 are limited. Ensuring sufficient intake through fortified foods or supplements is crucial for preventing this type of anaemia.

Diagnostic Approaches for Anaemia Linked to Dietary B12 Shortfall

Diagnosing Vitamin B12 deficiency anaemia due to low intake typically involves a series of medical assessments. Healthcare providers will often conduct blood tests to evaluate red blood cell count and vitamin B12 levels. Further investigations may include tests for methylmalonic acid (MMA) and homocysteine to confirm the deficiency and its impact on the body.

Treatment Strategies for Anaemia Caused by Low Vitamin B12 Intake

Treatment for Vitamin B12 deficiency anaemia due to low intake focuses on replenishing the body's vitamin B12 stores. This can be achieved through dietary adjustments, increasing the consumption of B12-rich foods such as meat, fish, dairy, and eggs, or by incorporating fortified foods. In many cases, vitamin B12 supplements, available as oral medications or injections, are prescribed to restore adequate levels and alleviate symptoms.

Accurate Coding for Vitamin B12 Deficiency Anaemia (Low Intake)

For precise medical billing and record-keeping, the ICD-11 code 3A01.2 should be used to identify Vitamin B12 deficiency anaemia due to low intake. This specific code distinguishes the condition from other causes of B12 deficiency anaemia. When documenting, healthcare professionals should clearly state the diagnosis and the contributing factor of low dietary intake. Understanding the ICD-11 code for Vitamin B12 deficiency anaemia due to low intake is essential for accurate reporting and billing.