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ICD Hub / Sleep–wake disorders (G47) / 7A25 - Hypersomnia associated with a mental disorder
ICD-11

ICD-11 Codes
for 7A25 - Hypersomnia associated with a mental disorder
Teodor Jurukovski January 1, 1970
Fact checked by: Teodor Jurukovski
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Understanding Hypersomnia Associated with Mental Disorders (ICD-11 Code 7A25)

Hypersomnia associated with a mental disorder, identified by the ICD-11 code 7A25, is a specific sleep-wake disorder. It is characterised by excessive nocturnal sleep, significant daytime sleepiness, or frequent excessive napping. This condition is diagnosed when these hypersomnia symptoms are severe enough to be considered an independent focus of clinical attention, and they occur in the presence of a mental disorder. This diagnosis is most commonly associated with depressive disorders or the depressed phase of bipolar disorders. It is important to note that objective evidence of excessive sleepiness on a Multiple Sleep Latency Test (MSLT) may often be absent in these cases.

Recognising the Signs: Symptoms of 7A25

Individuals experiencing hypersomnia associated with a mental disorder often present with a strong and persistent need to sleep. Key symptoms include prolonged nocturnal sleep, significant daytime sleepiness, and recurrent episodes of excessive napping. Patients may describe their sleep as being of poor quality and nonrestorative, leading to a feeling of never being adequately rested. They might also report being intensely focused on their hypersomnolence. The severity of these symptoms is such that they warrant independent clinical attention, even when a coexisting mental disorder is present.

Diagnosing Hypersomnia Linked to Mental Health Conditions

The diagnosis of hypersomnia associated with a mental disorder (7A25) is made when a patient has a diagnosed mental disorder and experiences hypersomnia symptoms that are severe enough to require independent clinical focus. A definitive diagnosis necessitates ruling out other hypersomnolence disorders and sleep disorders, such as obstructive sleep apnea, which might better explain the excessive sleepiness. Diagnostic evaluations typically involve polysomnography and a multiple sleep latency test (MSLT). However, it is noted that objective findings of excessive sleepiness on the MSLT may not always be present for this specific condition. Hypersomnia associated with a mental disorder is particularly typical in individuals with depressive disorders or those experiencing the depressed phase of bipolar disorders. The ICD-11 classification system distinguishes this condition by requiring that the hypersomnia symptoms are of sufficient severity to warrant independent clinical attention, separate from the primary mental disorder. This designation helps differentiate it from other forms of hypersomnia where a mental disorder may not be the primary contributing factor or where the sleepiness is not a significant clinical focus.

Coding and Documentation for 7A25

The official ICD-11 code for Hypersomnia associated with a mental disorder is 7A25. Accurate coding and documentation are crucial for this condition. Medical records should clearly specify the coexisting mental disorder, such as a depressive disorder or bipolar disorder. Furthermore, documentation must detail the severity of the hypersomnia symptoms and their impact, confirming they constitute an independent focus of clinical attention. Evidence from diagnostic tests like polysomnography and MSLT, used to exclude other sleep disorders, should also be recorded. This ICD-11 code is reportable and billable when applicable in clinical settings.

When to Consult a Healthcare Professional

Individuals experiencing persistent and uncontrollable daytime sleepiness, a prolonged need for sleep, or frequent excessive napping should seek medical advice. This is especially important if these sleep disturbances occur alongside a diagnosed mental health condition, such as depression or bipolar disorder. These symptoms can significantly impair daily functioning, concentration, and overall well-being, and warrant a thorough professional evaluation to determine the appropriate diagnosis and management plan.

Frequently asked questions

What is the ICD-11 classification for Hypersomnia associated with a mental disorder?
Hypersomnia associated with a mental disorder (7A25) is characterized by excessive sleep or daytime sleepiness that is sufficiently severe to constitute an independent focus of clinical attention, occurring in the context of a mental disorder.
When should the ICD-11 code 7A25 be assigned?
The ICD-11 code 7A25 is assigned when hypersomnia symptoms are present and are of sufficient severity to warrant independent clinical attention, in conjunction with a diagnosed mental disorder.
What is the primary characteristic that defines Hypersomnia associated with a mental disorder (7A25) in ICD-11?
The primary characteristic is that the hypersomnia symptoms are severe enough to be an independent focus of clinical attention and are associated with a co-occurring mental disorder.
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