Dysregulated vs dysregulated is a common spelling question, especially in writing about psychology, behavior, medicine, and biology. The confusion is understandable: dys- and dis- look and sound similar, while “regulate” naturally seems as though it could take either prefix.
In standard contemporary usage, dysregulated is the established term when you mean that a regulatory process is impaired, abnormal, or functioning poorly. Cambridge Dictionary defines dysregulated in medical contexts as a process that is not controlled normally and also uses it in psychology for difficulty controlling emotions. Merriam-Webster likewise defines dysregulation medically as impairment of a physiological regulatory mechanism.
That distinction becomes more important once the word moves beyond spelling. Dysregulated, unregulated, and deregulated are not interchangeable, and choosing the wrong one can change the meaning of a sentence. This guide explains the difference, shows how professionals use dysregulated, examines emotional and biological dysregulation, and gives practical examples you can apply when proofreading your own writing.
Dysregulated vs Disregulated: Which Word Is Correct?
The straightforward answer is dysregulated when you mean that something is functioning with impaired, abnormal, or poorly controlled regulation.
For example:
- Correct: “The study examined dysregulated immune responses.”
- Correct: “The child became emotionally dysregulated after becoming overwhelmed.”
- Correct: “Researchers observed dysregulated glucose metabolism.”
- Usually incorrect/nonstandard: “The child became disregulated.”
Cambridge lists dysregulated as an adjective and gives both medical and psychological uses. The APA Dictionary of Psychology also recognizes dysregulation as a psychological concept involving excessively or poorly managed mechanisms or responses.
The short answer
| If you mean… | Prefer… |
| A system’s regulation is impaired or abnormal | Dysregulated |
| Something has no effective rules or oversight | Unregulated |
| Formal controls have been removed or reduced | Deregulated |
| A commonly mistaken spelling of dysregulated | Disregulated → avoid in standard formal writing |
The important point is that “dysregulated” does not simply mean “not regulated.” It describes a problem with regulation or a regulatory process that is not operating as it normally should.
What “dysregulated” means
At its broadest, dysregulated describes something whose normal regulatory process has become impaired, disrupted, excessive, poorly controlled, or otherwise abnormal.
That can apply to:
- emotions
- behavior
- metabolism
- glucose regulation
- immune responses
- cellular processes
- physiological systems
- other biological regulatory mechanisms
Merriam-Webster’s medical definition specifically describes dysregulation as impairment of a physiological regulatory mechanism, including mechanisms governing metabolism, immune responses, or organ function.
What “disregulated” means—and why it causes confusion
Disregulated frequently appears when writers intend to be dysregulated. It is easy to create because dis- is an extremely familiar English prefix.
Words such as disorganized, disconnected, dissatisfied, and disordered make “disregulated” look perfectly plausible.
However, for the psychological, medical, and biological meaning discussed in this article, dysregulated is the established form to use. Some online word resources explicitly classify disregulated/disregulate as a misspelling of dysregulated/dysregulate.
When “unregulated” or “deregulated” may actually be better
This is where careful writing matters.
Consider these three sentences:
“Her emotions became dysregulated.”
The emotional regulation process is impaired or difficult.
“The supplement industry is largely unregulated.”
There is insufficient or absent regulatory oversight.
“The telecommunications market was deregulated.”
Existing government controls or restrictions were removed or reduced.
These words describe different situations, so replacing every occurrence of “disregulated” with “dysregulated” is not always enough. First determine what the sentence is actually trying to say.
What Does “Dysregulated” Mean?
A useful plain-English definition is:
Dysregulated means that a system or process is not regulating itself in its normal or appropriate way.
The word can describe something psychological, physiological, or biological.
Cambridge gives two particularly useful senses: a bodily process that is not controlled normally, and difficulty controlling emotions or related behavior in psychology.
The meaning of “regulation” in this context
Regulation is essentially about keeping a process within an appropriate or functional range.
The body provides many examples. Temperature, blood glucose, immune activity, hormones, and numerous cellular processes are subject to regulatory mechanisms.
Psychological regulation works differently, but the basic idea remains useful: people continually adjust attention, emotions, behavior, and responses to changing situations.
What dysregulation implies
Calling something dysregulated usually implies more than a temporary change.
The term points toward a problem or disruption in the regulatory process itself.
For example, a researcher might describe an abnormal biological signaling pathway as dysregulated. A psychologist might discuss emotional dysregulation when a person’s emotional responses are unusually difficult to manage.
That does not, by itself, identify a particular disease or diagnosis.
Dysregulated vs simply difficult to regulate
Context matters.
Someone can have a difficult emotional moment without being appropriately described as “emotionally dysregulated.” The word is more useful when discussing a pattern, process, mechanism, or clinically meaningful difficulty, rather than casually labeling every strong emotion.
That distinction helps prevent psychological terminology from becoming vague.
Why “Dysregulated” Uses Dys- Instead of Dis-
The spelling makes more sense once you understand the prefix.
What the prefix “dys-” means
The prefix dys- comes from Greek and is commonly associated with ideas such as abnormality, difficulty, impairment, or faulty functioning.
You can see the same pattern in words such as:
- dysfunction
- dyslexia
- dysphagia
- dysrhythmia
- dysbiosis
- dysregulation
The exact meaning varies by word, but the general idea is that something is not functioning normally.
What “dis-” usually means
The prefix dis- has several functions in English. Depending on the word, it can indicate separation, reversal, negation, or an opposite/negative condition.
Examples include:
- disconnect
- disagree
- disapprove
- disorganize
- distrust
The existence of many familiar dis- words makes dysregulated feel natural, but spelling cannot be determined simply by choosing the more familiar prefix.
Why the two prefixes are easy to mix up
The confusion is especially understandable because dysregulated is commonly pronounced with a sound beginning like “dis-.”
So a person may hear:
dis-regulated
and automatically spell it:
disregulated
The correct written form for the established medical and psychological term is:
dysregulated
Is “Disregulated” a Correct Word?
For ordinary professional writing about impaired regulation, do not use “disregulated” as your default form.
The stronger and more widely established choice is dysregulated. Cambridge has a dedicated entry for dysregulated, while Merriam-Webster Medical lists dysregulated under dysregulation.
Why people write “disregulated”
Several forces probably contribute to the error:
- The prefix dis- is more familiar.
- The pronunciation can sound like “dis-.”
- “Disregulated” looks morphologically logical.
- Autocorrect does not always identify specialized terminology correctly.
- Repeated online usage can make an unfamiliar spelling look legitimate.
The last point is particularly important.
A word appearing on thousands of webpages does not automatically make it the preferred spelling in formal English. Search engines index what people write; they do not certify every spelling choice.
Why “disregulated” can look grammatically logical
English has many words formed with dis- + root, so readers may unconsciously apply the same pattern here.
But word formation is not always predictable from modern English logic. Established terminology develops through historical usage, professional conventions, and specialized fields.
That is why dysregulated needs to be learned as the standard term rather than reconstructed from scratch every time.
Dysregulated vs Disregulated: Side-by-Side Comparison
| Term | What it generally communicates | Best use | Example |
| Dysregulated | Regulation is impaired, abnormal, or poorly functioning | Medical, biological, psychological, and general professional writing | “The researchers identified a dysregulated immune response.” |
| Disregulated | Usually an attempted spelling of dysregulated | Avoid as the default spelling | “The patient was disregulated.” |
| Unregulated | Not subject to effective regulation, rules, or oversight | Markets, industries, activities, systems, etc. | “The market remains largely unregulated.” |
| Deregulated | Regulation has been deliberately removed or reduced | Economics, government, industries, policy | “The sector was deregulated.” |
The key distinction in one sentence
Dysregulated means regulation is functioning abnormally; unregulated means effective regulation is absent; deregulated means regulation has been reduced or removed.
That single distinction resolves many usage problems.
How to Use “Dysregulated” Correctly in a Sentence
The adjective can modify a person, response, system, process, or state depending on the context.
Everyday examples
- “He felt emotionally dysregulated after the stressful conversation.”
- “The sudden change in routine left her feeling dysregulated.”
- “The discussion became difficult once everyone was emotionally dysregulated.”
For everyday writing, avoid treating the word as a synonym for simply “upset.” It is more precise when the focus is on difficulty with regulation.
Academic and professional examples
- “The researchers examined dysregulated inflammatory responses.”
- “The findings suggest altered regulation of several metabolic pathways.”
- “The study investigated dysregulated immune signaling.”
Scientific writing benefits from specifying what is dysregulated rather than using the word by itself.
Psychology examples
- “The assessment examined emotional dysregulation.”
- “The child displayed difficulty regulating frustration.”
- “The clinician documented episodes of emotional dysregulation.”
The APA uses dysregulation as a recognized psychological concept, defining it broadly as an excessive or poorly managed mechanism or response.
Medical and biological examples
- “The researchers observed dysregulated glucose metabolism.”
- “The disease may involve dysregulated immune activity.”
- “Cell-to-cell signaling networks can become dysregulated in disease.”
Cambridge specifically gives examples involving glucose metabolism and cellular signaling.
Examples involving children and behavior
- “The child appeared dysregulated after becoming overwhelmed.”
- “The teacher noticed that transitions sometimes led to dysregulated behavior.”
- “The assessment considered the child’s emotional regulation across different settings.”
The wording should describe an observed pattern or state, not turn one difficult moment into a diagnosis.
Common Mistakes With Dysregulated vs Disregulated
Mistake 1: Assuming “dis-” means the opposite of regulation
English prefixes do not work like mathematical symbols.
You cannot simply reason:
regulate → disregulate = not regulate
The established term for impaired regulation is dysregulate/dysregulated.
Mistake 2: Treating dysregulated and deregulated as synonyms
They are particularly easy to confuse in business and policy writing.
Deregulation generally refers to reducing or removing regulatory controls.
Dysregulation refers to abnormal or impaired regulation.
Those are conceptually different.
Mistake 3: Using dysregulated for anything that is uncontrolled
“Uncontrolled” is sometimes an appropriate plain-English description, but dysregulated carries a more specific implication about regulation.
For example, an “unregulated market” is not necessarily a “dysregulated market.” The first says the market lacks sufficient formal regulation; the second could imply that its regulatory mechanisms are malfunctioning.
Mistake 4: Assuming every instance of “disregulated” online is acceptable
Online frequency is not the same as editorial authority.
When writing an article, report, assignment, or professional document, choose the established terminology used by authoritative dictionaries and relevant professional literature.
Mistake 5: Replacing “unregulated” with “dysregulated”
This can create a genuine change in meaning.
“The activity is unregulated.”
means there is little or no effective oversight.
“The activity is dysregulated.”
suggests that its regulatory process is impaired or abnormal.
Dysregulated vs Unregulated vs Deregulated
These three terms deserve special attention because they answer different questions.
| Word | Ask yourself | Typical context | Example |
| Dysregulated | Is the regulatory process functioning abnormally? | Biology, medicine, psychology | “The immune response became dysregulated.” |
| Unregulated | Is there little or no effective regulation or oversight? | Markets, products, activities, industries | “The industry is largely unregulated.” |
| Deregulated | Were existing controls removed or reduced? | Government, economics, policy | “The market was deregulated.” |
Dysregulated: a regulation system is functioning abnormally
This is the term most closely associated with dysregulation.
Unregulated: something lacks regulation or oversight
This is about the presence or absence of external rules or controls.
A product can be unregulated without having a biological regulation problem.
Deregulated: existing controls have been deliberately removed or reduced
This term commonly appears in discussions of economic policy and industries.
It describes a change in regulatory policy, not necessarily a malfunction in a biological or psychological system.
How context determines the right word
When editing a sentence, ask:
What exactly is wrong—the regulatory mechanism, the absence of rules, or the removal of rules?
That question usually reveals the correct word immediately.
What Does “Dysregulated” Mean in Psychology?
In psychology, dysregulation commonly refers to difficulty managing or appropriately modulating a response.
The APA Dictionary describes dysregulation as an excessive or otherwise poorly managed mechanism or response. Cambridge similarly describes psychological dysregulation as difficulty controlling emotions in the way most people can.
Dysregulation is not automatically a diagnosis
This is an important distinction.
Dysregulation is a descriptive concept. It can occur in clinical conditions, but the word itself does not establish a diagnosis.
For example, saying someone experienced emotional dysregulation does not automatically mean that person has a particular psychiatric disorder.
The APA’s recent material on emotional regulation emphasizes that regulation is a normal human process and that people can experience periods when emotions feel overwhelming.
Emotional dysregulation
Emotional dysregulation may involve difficulty:
- identifying what one is feeling
- managing emotional intensity
- shifting away from a strong emotional state
- choosing a response that fits the situation
- recovering after emotional activation
The underlying idea is not that emotions themselves are “bad.” Strong emotions can be completely appropriate. The concern is difficulty regulating the response.
Why “dysregulated” does not automatically mean mentally ill
Everyone can experience temporary difficulty regulating emotions.
Stress, exhaustion, major changes, conflict, environmental demands, and other circumstances can affect regulation.
Clinical interpretation depends on factors such as severity, persistence, context, functional impact, and the broader pattern of symptoms. A single emotional reaction should not be treated as evidence of a disorder.
What Is Emotional Dysregulation?
Emotional regulation is the process of responding to emotions in ways that fit the circumstances and support functioning. The American Psychiatric Association describes regulation as involving awareness, understanding, and choices about how to respond rather than simply suppressing emotions.
How emotional regulation normally works
Suppose someone receives disappointing news.
A regulated response might involve:
- noticing the disappointment,
- recognizing why it happened,
- experiencing the emotion,
- pausing before reacting,
- deciding what to do next.
Regulation does not mean feeling nothing.
What emotional dysregulation means
Dysregulation can occur when emotional responses become unusually difficult to manage or return to a more workable state.
Possible examples include:
- reactions that seem much stronger than the situation calls for,
- difficulty calming after becoming upset,
- impulsive responses during intense emotions,
- rapid shifts in emotional state,
- persistent difficulty recovering from emotional activation.
These are examples, not diagnostic criteria.
Emotional intensity vs emotional dysregulation
Intensity alone is not enough.
A person can experience intense grief, excitement, anger, or fear while still responding appropriately.
The more useful question is:
Can the person understand, manage, and respond to the emotion in a way that fits the situation and allows functioning to continue?
That is more informative than simply asking how strong the emotion is.
What Does a Dysregulated Nervous System Mean?
The phrase “dysregulated nervous system” appears frequently in psychology, wellness, and popular health writing.
In a scientific context, nervous-system regulation involves complex processes that help the body respond to changing internal and external conditions.
In everyday wellness language, “nervous system dysregulation” is sometimes used much more broadly. That makes context essential.
Stress responses and difficulty returning to baseline
A person can experience a strong stress response and then gradually settle as the situation passes.
When people use dysregulation in this context, they may be referring to difficulty returning to a more typical state after activation.
However, the phrase should not be treated as a standalone medical diagnosis.
Fight, flight, freeze, and other stress responses
Stress can influence physiological arousal, attention, behavior, and emotional responses.
Terms such as fight, flight, and freeze are commonly used to describe different responses to perceived threat.
But simply experiencing one of these responses does not establish that a person’s nervous system is “dysregulated.”
Why the phrase can mean different things
In a research paper, a specific physiological mechanism may be measured.
In social-media wellness content, the same phrase may be used as a broad explanation for feeling stressed, tired, anxious, or overwhelmed.
Good writing makes that distinction clear.
Dysregulation in Children: What the Term Actually Describes
Children are still developing emotional, behavioral, and cognitive regulation skills. As a result, adults may describe a child’s behavior as dysregulated when the child is having difficulty managing a strong response.
What “dysregulated behavior” can mean
Depending on context, it might describe:
- intense frustration,
- difficulty transitioning between activities,
- crying after becoming overwhelmed,
- impulsive behavior during emotional activation,
- difficulty settling after a stressful event.
The term is descriptive rather than a diagnosis.
Dysregulation vs intentional misbehavior
One of the most useful practical distinctions is that dysregulated behavior does not necessarily mean deliberate defiance.
A child who is overwhelmed may temporarily have less capacity to process instructions, shift attention, or control impulses.
That does not mean boundaries are unnecessary. It means the behavior can be understood more accurately before deciding how to respond.
Why one behavior does not establish a diagnosis
A single episode tells you very little.
Professional assessment considers patterns across settings and over time. The APA’s work on psychological assessment of emotional dysregulation in children and adolescents emphasizes evaluating the nature and severity of regulation difficulties rather than treating the word itself as a diagnosis
Dysregulation in Medicine and Biology
The word is not limited to psychology.
In medicine and biology, dysregulation often refers to a physiological mechanism that is not operating normally.
Merriam-Webster specifically includes metabolism, immune responses, and organ function in its medical definition.
Hormonal dysregulation
Hormones are controlled through interconnected regulatory mechanisms.
If those mechanisms become abnormal, researchers or clinicians may discuss hormonal dysregulation.
The exact meaning depends on the hormone and physiological system involved.
Immune system dysregulation
The immune system must respond strongly enough to deal with threats while avoiding inappropriate or excessive activity.
Scientific literature therefore uses terms such as immune dysregulation when regulatory processes are abnormal.
Blood glucose regulation
Glucose metabolism is another example of a tightly regulated biological process.
Cambridge gives dysregulated glucose metabolism as a medical example of the word.
Gene and cellular regulation
Biology also uses dysregulated to describe abnormal patterns of gene expression, signaling, proliferation, and related cellular processes.
For example, researchers may investigate whether signaling networks become dysregulated in disease. Cambridge includes cell-to-cell signaling as an example.
Homeostasis and biological regulation
The broader scientific idea is homeostasis: organisms continuously regulate internal conditions.
When a regulatory mechanism becomes impaired, dysregulation can be an appropriate description.
That is why the term has applications far beyond emotional health.
Dysregulated vs Dysregulation: Understanding the Word Forms
These two forms are closely related but perform different grammatical jobs.
| Word | Part of speech | Meaning | Example |
| Regulate | Verb | Control or adjust something | “The body regulates temperature.” |
| Regulation | Noun | The process of controlling or adjusting | “Temperature regulation is important.” |
| Dysregulate | Verb | Disrupt normal regulation | “The disease may dysregulate metabolism.” |
| Dysregulated | Adjective/past participle | Experiencing abnormal regulation | “The metabolic pathway was dysregulated.” |
| Dysregulation | Noun | Abnormal or impaired regulation | “The study examined metabolic dysregulation.” |
This distinction is useful when editing scientific or academic prose.
Compare:
“The researchers studied dysregulation of immune activity.”
with:
“The researchers identified dysregulated immune activity.”
Both can be correct, but their grammatical structures differ.
How Professionals Use “Dysregulated”
Professional writers generally use the word when they need to describe a specific regulatory problem, rather than simply saying something is “bad,” “out of control,” or “unusual.”
Clinical and mental-health writing
Clinical writing may use terms such as:
- emotional dysregulation
- affective dysregulation
- behavioral dysregulation
The surrounding assessment provides the necessary context.
Research and academic writing
Researchers usually benefit from naming the specific mechanism:
“dysregulated inflammatory signaling”
is more informative than simply:
“a dysregulated system.”
Precision tells the reader what is being regulated and what appears abnormal.
Education and child-development contexts
Educators and child-development professionals may use dysregulated to describe observable behavior or difficulty managing a situation.
It is best to pair the label with observations rather than use it as a vague judgment.
Medical and biological research
In scientific writing, dysregulated often describes a pathway, process, response, or mechanism whose normal control has changed.
The surrounding evidence determines whether the term is justified.
When a more precise term would be preferable
Sometimes “dysregulated” is too broad.
Instead of:
“The system was dysregulated.”
a stronger technical sentence might identify:
“The inflammatory response showed abnormal activation.”
The best word is not always the most specialized word. Use the most precise wording supported by the evidence.
How to Choose the Right Word: A Simple Decision Guide
When you’re unsure, use this four-question test.
Ask whether regulation is impaired
If the process normally regulates itself but that regulation is abnormal:
→ dysregulated
Ask whether regulation is completely absent
If you mean there are no meaningful rules, controls, or oversight:
→ unregulated
Ask whether regulation was deliberately removed
If an authority reduced or removed existing controls:
→ deregulated
Choose between dysregulated, unregulated, and deregulated
| Question | Answer | Word |
| Is a regulatory mechanism malfunctioning or impaired? | Yes | Dysregulated |
| Is there little or no regulatory oversight? | Yes | Unregulated |
| Were previous regulations removed or reduced? | Yes | Deregulated |
| Did you simply spell “dysregulated” with “dis-”? | Yes | Change it to dysregulated |
A quick editing test for formal writing
Replace the word with the phrase:
“regulated abnormally.”
If that preserves your intended meaning, dysregulated may be appropriate.
If you instead mean:
“not regulated,”
consider unregulated.
If you mean:
“regulation was removed,”
consider deregulating.
Dysregulated vs Disregulated: Correct and Incorrect Examples
❌ Incorrect: “The patient was disregulated by stress.”
✅ Better: “The patient was dysregulated by stress.”
Even better in a formal context may be to specify the observed difficulty:
“The patient experienced difficulty regulating emotional responses during the stressful event.”
That version avoids using a broad label when a more descriptive statement is possible.
❌ Incorrect: “The industry became dysregulated after regulation was removed.”
✅ Better: “The industry was deregulated after regulatory controls were removed.”
Here, deregulated is more precise because the sentence describes the removal of controls.
More examples where “unregulated” is appropriate
“The market remains largely unregulated.”
“The activity is currently unregulated.”
“The product is sold through an unregulated market.”
These sentences concern the presence or absence of external regulation, not an abnormal physiological process.
Why “Disregulated” Appears in Search Results and Online Writing
Finding dysregulated online can create a legitimate question:
“If so many people use it, why would it be wrong?”
Language on the internet contains spelling mistakes, regional variations, informal coinages, automated text, and terminology that has not become standard.
Some dictionary-style resources explicitly identify disregulate/disregulated as misspellings of dysregulate/dysregulated.
That makes search results useful for discovering how people use language—but not sufficient for deciding what belongs in formal writing.
Spelling by analogy
The brain tends to complete unfamiliar words using familiar patterns.
Because dis- appears in so many English words, it is an easy substitution for dys-.
Informal and user-generated writing
Social media, comments, forums, and casual posts are not edited to the same standard as dictionaries, academic journals, or professional publications.
One person’s spelling can then be copied by another person.
Repetition across websites and social media
This produces a feedback loop:
mistake → published text → copied text → more search results → mistaken impression that the form is standard
That is why frequency alone should not be used as your spelling test.
A Quick Memory Trick for Dysregulated
If you frequently confuse the two spellings, connect dys- with other words describing abnormal functioning:
- dysfunction
- dysregulation
- dysregulated
Think:
Dys = something is functioning abnormally.
Then remember:
Dysregulated = regulation is not functioning normally.
This is more useful than memorizing the spelling in isolation because it connects the prefix to the meaning.
Conclusion
The central distinction is simple once the meaning is clear: dysregulated is the established term for a regulatory process that is impaired, abnormal, or poorly functioning. Dysregulated is commonly encountered as a mistaken form, while unregulated and deregulated describe different situations. Medical dictionaries use dysregulated for abnormal physiological regulation, and psychological references use dysregulation for poorly managed responses, including emotional regulation. One final actionable tip: before choosing the word, ask whether the problem is abnormal regulation, absent oversight, or removed regulation. That quickly separates dysregulated, unregulated, and deregulated. A common mistake to avoid: assuming that strong emotion automatically means someone is dysregulated. In careful writing, describe the actual pattern or mechanism whenever possible. Good word choice is not just about spelling—it is about communicating the exact idea you mean.
Frequently Asked Questions
Q1. Is “dysregulated” the correct spelling?
Yes. Dysregulated is the established spelling used in medical, biological, psychological, and general professional contexts. Cambridge recognizes it as an adjective, while Merriam-Webster Medical lists it in connection with dysregulation.
Q2. Is “disregulated” a real word?
For the meaning normally intended in discussions of impaired emotional or physiological regulation, dysregulated is not the preferred standard form. Major reference usage supports dysregulation. Some online dictionaries explicitly label dysregulated as a misspelling of dysregulated.
Q3. What is the difference between dysregulated and unregulated?
Dysregulated means a regulatory process is impaired or functioning abnormally. Unregulated means something lacks effective regulation or oversight. For example, abnormal glucose control can be described as dysregulated, while a market lacking regulatory oversight may be called unregulated.
Q4. Does dysregulated mean someone has a mental health disorder?
No. Dysregulated is a descriptive term, not automatically a diagnosis. Emotional dysregulation can occur in many circumstances, and professional assessment considers patterns, severity, context, and functional impact. The APA recognizes dysregulation as a broader psychological concept rather than a diagnosis by itself.
Q5. Is “dysregulated nervous system” a medical diagnosis?
Not by itself. The phrase can describe altered or difficult regulation of nervous-system responses, but popular wellness content sometimes uses it very broadly. In formal health writing, it is better to identify the specific physiological process or symptoms being discussed rather than treating the phrase as a standalone diagnosis.