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ICD Hub / Endocrine, nutritional or metabolic diseases (E00–E89) / 5A00.1 - Iodine-deficiency-related thyroid disorders or allied conditions
ICD-11

ICD-11 Codes
for 5A00.1 - Iodine-deficiency-related thyroid disorders or allied conditions
Teodor Jurukovski January 1, 1970
Fact checked by: Teodor Jurukovski
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Factors Contributing to Iodine Deficiency Thyroid Conditions

The primary cause of conditions classified under the ICD-11 code `5A00.1`, Iodine-deficiency-related thyroid disorders or allied conditions, is insufficient dietary intake of iodine. When the body does not receive adequate iodine, the thyroid gland may enlarge in an attempt to capture more iodine from the bloodstream for the production of essential thyroid hormones. This compensatory mechanism can lead to various thyroid issues. Conditions falling under `5A00.1` are also referred to by terms such as hypothyroidism due to iodine deficiency, thyroid dysfunction from low iodine intake, or iodine-related thyroid problems. It is important to distinguish these from congenital iodine-deficiency syndrome or subclinical iodine-deficiency hypothyroidism, which have separate ICD-11 codes. The ICD-11 code `5A00.1` encompasses a range of thyroid gland disorders that arise as a direct consequence of inadequate iodine levels in the body. These conditions affect the thyroid's ability to produce sufficient hormones, impacting metabolism and overall bodily function. Confirmation of these disorders typically involves medical assessment and laboratory testing. The diagnosis of iodine-deficiency-related thyroid disorders or allied conditions is primarily established through specific laboratory tests. Blood tests are crucial for confirming the presence of iodine deficiency and assessing thyroid hormone levels, which helps in identifying aberrant thyroid function.

Coding and Documentation for 5A00.1

For accurate medical billing and record-keeping, the ICD-11 code `5A00.1` is used to report Iodine-deficiency-related thyroid disorders or allied conditions. Proper documentation should clearly indicate the link between the thyroid disorder and iodine deficiency. This code is reportable and billable when the condition is diagnosed and documented by a healthcare professional.

Recognising Symptoms of Iodine Deficiency Thyroid Issues

Symptoms associated with iodine-deficiency-related thyroid disorders can include the development of a goitre, which is a visible swelling of the thyroid gland in the neck. Other common signs may include persistent tiredness, a sensation of feeling cold, and unexplained weight gain, indicative of hypothyroidism or an underactive thyroid.

Managing Iodine-Deficiency Thyroid Disorders

Management of iodine-deficiency-related thyroid disorders focuses on addressing the underlying iodine deficiency. This typically involves medical guidance to ensure adequate iodine intake through diet or supplementation, thereby supporting the thyroid gland's normal function and hormone production.

Frequently asked questions

What is the ICD-11 classification for Iodine-deficiency-related thyroid disorders or allied conditions?
The ICD-11 code for Iodine-deficiency-related thyroid disorders or allied conditions is 5A00.1. This classification encompasses thyroid conditions arising from a lack of iodine.
What specific conditions are included within the ICD-11 classification of Iodine-deficiency-related thyroid disorders or allied conditions (5A00.1)?
This classification includes categories such as Iodine-deficiency-related diffuse goitre (5A00.10) and Iodine-deficiency-related multinodular goitre (5A00.11).
How does ICD-11 differentiate Iodine-deficiency-related thyroid disorders (5A00.1) from other hypothyroidism classifications?
ICD-11 distinguishes 5A00.1 by specifically linking the thyroid disorder to iodine deficiency, differentiating it from general categories like acquired hypothyroidism (5A00.2) or unspecified hypothyroidism (5A00.Z).
Are congenital conditions resulting from iodine deficiency classified under ICD-11 code 5A00.1?
No, congenital conditions related to iodine deficiency, such as Congenital hypothyroidism due to iodine deficiency, are classified under separate ICD-11 codes, for example, 5A00.04.
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