Category · F50-F59 block
F52 — Sexual dysfunction, not caused by organic disorder or disease
Terminology note: F52 covers sexual dysfunction judged not to be caused by an organic disorder, disease, or substance/medication effect. Its subcategories map onto phases of the sexual response cycle: desire, arousal, and orgasm.
What is this category?
F52 groups the various ways a person cannot participate in a sexual relationship as they would wish, organised by which phase of the sexual response cycle is affected: desire (F52.0 lack or loss of sexual desire, F52.1 sexual aversion), arousal (F52.2 failure of genital response), and orgasm (F52.3 orgasmic dysfunction, F52.4 premature ejaculation). Pain-related dysfunctions (F52.5, F52.6) and excessive drive (F52.7) are also included. A diagnosis requires the difficulty to be persistent or recurrent, to cause genuine distress, and to not be better explained by an organic cause, a medication, or an ordinary, situational factor.
Core diagnostic concept
The central check for every F52 subtype is the same: is this a persistent or recurrent pattern causing genuine distress, with an organic or medication-related cause excluded — or is it an occasional, situational difficulty (tiredness, a relationship conflict, a stressful period) that many people experience without it being a disorder? Occasional situational difficulty is not, by itself, evidence of a sexual dysfunction.
Key diagnostic features
- Persistent or recurrent, not a one-off
- The difficulty occurs repeatedly, not as an isolated occasion tied to an identifiable situational factor.
- Genuine distress or relationship difficulty
- The pattern causes real distress to the person, their partner, or the relationship, not merely a passing inconvenience.
- Organic and medication-related causes excluded
- A genuine physical cause (such as diabetes, a vascular or neurological condition) or a medication side effect has been considered and excluded before this classification applies.
- Organized by phase of the sexual response cycle
- Desire (F52.0/F52.1), arousal (F52.2), and orgasm (F52.3/F52.4) each have their own named subtype, rather than one general category.
How to weigh evidence
These learning labels are teaching aids, not official ICD-10 terminology (see Sources and Method).
- supports A persistent, recurrent difficulty across many months causing genuine distress, with no organic or medication cause identified after appropriate assessment.
- consistent not decisive A single occasion of difficulty during a stressful or exhausting period, without a recurrent pattern.
- raises alternative The onset of the difficulty coincides closely with starting a new medication or a newly diagnosed medical condition known to affect sexual function.
- contradicts or weakens The difficulty is fully explained by a diagnosed medical condition or a known medication side effect.
- missing and necessary to ask Whether the pattern is persistent or recurrent, whether it causes genuine distress, and whether a medical or medication cause has actually been checked.
Diagnostic boundary
F52 requires a persistent or recurrent sexual difficulty causing genuine distress, with an organic or medication-related cause excluded — an occasional, situational difficulty during a stressful or tiring period does not meet this threshold.
Full comparisons:
Duration and course
Minimum duration: Not fixed by a single universal threshold; recurrence and persistence over time, together with excluded organic causes, are more decisive than a specific duration count.
Course: Can be lifelong or acquired, and generalized or situational, but F52 as taught here is diagnosed only once persistence, distress, and excluded organic causes are all established.
Included presentations
- Lack or loss of sexual desire, not attributable to another disorder or organic cause.
- Failure of genital response (e.g. difficulty with arousal), not attributable to an organic cause.
- Orgasmic dysfunction and premature ejaculation, persistent or recurrent, causing distress.
Exclusions and distinguishing presentations
| If this is true instead… | Consider | Why |
|---|---|---|
| Sexual dysfunction fully explained by a diagnosed medical condition, surgery, or medication side effect | organic medical cause behavioural syndrome capsule | F52 applies only once a genuine organic or medication-related cause has been excluded. |
| Sexual difficulty that is temporally limited to the puerperium and part of a broader postpartum presentation | F53 | A sexual difficulty arising as one feature of a wider puerperium-associated disturbance is not automatically a stand-alone F52 diagnosis. |
Four-character subtypes (orientation)
A learner should check for persistence, recurrence, and genuine distress before applying any F52 subtype — an isolated occasion of difficulty during a stressful or tiring period does not, by itself, support a sexual dysfunction diagnosis.
- F52.0 — Lack or loss of sexual desire
- Persistent or recurrent reduced or absent interest in sexual activity. (in_depth)
- F52.1 — Sexual aversion and lack of sexual enjoyment
- Active aversion to, or lack of pleasure from, sexual activity despite normal response. (taught for orientation only, not separately assessed in this pilot)
- F52.2 — Failure of genital response
- Persistent or recurrent difficulty with the physical arousal response. (in_depth)
- F52.3 — Orgasmic dysfunction
- Orgasm does not occur, or is markedly delayed, despite adequate stimulation. (taught for orientation only, not separately assessed in this pilot)
- F52.4 — Premature ejaculation
- Persistent or recurrent inability to control ejaculation sufficiently for both partners to enjoy the encounter. (in_depth)
- F52.5 — Nonorganic vaginismus
- Involuntary spasm of the pelvic-floor muscles preventing penetration. (taught for orientation only, not separately assessed in this pilot)
- F52.6 — Nonorganic dyspareunia
- Recurrent genital pain associated with sexual intercourse, organic cause excluded. (taught for orientation only, not separately assessed in this pilot)
- F52.7 — Excessive sexual drive
- Sexual drive judged excessive relative to the person's own concern or distress about it. (taught for orientation only, not separately assessed in this pilot)
- F52.8 — Other sexual dysfunction, not caused by organic disorder or disease
- A sexual dysfunction not matching the named subtypes. (taught for orientation only, not separately assessed in this pilot)
- F52.9 — Unspecified sexual dysfunction, not caused by organic disorder or disease
- A sexual dysfunction identified but without enough information to specify further. (taught for orientation only, not separately assessed in this pilot)
External causes to check first
Categories in this block require that the disturbance is not better explained by another external cause listed below. These short capsules are reminders, not full teaching modules.
External cause capsule — Organic or medical presentations resembling F50-F53
A reminder that an eating change, sleep disturbance, sexual dysfunction, or postpartum mental/behavioural change can instead be caused by a genuine physiological or medical condition (e.g. a gastrointestinal or endocrine disorder producing weight and appetite change, obstructive sleep apnoea producing a sleep complaint, diabetes or a medication side effect producing sexual dysfunction, postpartum thyroiditis producing a mood or behavioural change) rather than being a primary F50-F53 disorder, and that this should be actively considered before a primary F50-F53 classification is settled.
What to check:
- Timing: did the change begin during or shortly after a newly diagnosed medical condition, a new medication, or a physiological event (such as childbirth) with a recognised association with the symptoms described?
- Medical context: is there a known medical, endocrine, gastrointestinal, or neurological condition with a recognised association with the presentation?
- Adequacy of investigation: has an appropriate medical work-up actually been completed, rather than simply not yet undertaken?
- Course after the cause is addressed: a presentation that substantially improves once the medical condition is treated or the medication is changed weighs toward a secondary cause rather than a primary F50-F53 disorder.
A full teaching module on the relevant medical specialty's own diagnostic criteria, or a general medical work-up, both of which are outside this capsule's scope.
Worked example — persistent lack of sexual desire versus a situational dip
A 35-year-old reports a persistent, near-total loss of interest in sexual activity over the past eight months, causing significant distress and tension in her relationship. She has had recent blood tests and a medication review, both unremarkable, and reports no recent change in medication or new medical diagnosis. She notes the loss of desire has been constant, not tied to any particular stressful period.
- Step 1 — Check persistence and recurrence: eight months, described as constant, not an isolated occasion.
- Step 2 — Check for genuine distress: significant distress and relationship tension are both present.
- Step 3 — Check organic and medication causes: recent blood tests and medication review both unremarkable.
- Conclusion — F52.0, Lack or loss of sexual desire — the persistence, distress, and excluded organic/medication causes together support this classification.
Interactive practice
- Type A Eight months of no interest, and real distress Recognition / application · Foundation
- Type E One difficult night, during a hard week Misconception correction · Boundary
Retrieval prompts
Try answering each of these from memory before revealing where to check. Nothing you think or type here is sent or saved anywhere.
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State the three checks that should be made before applying any F52 subtype.
Reveal answer location
Check Duration and course, Diagnostic boundary, or the rapid revision card below — the cue you need is one of those, in this category's own already-authored wording.
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Explain why an occasional difficulty during a stressful period does not, by itself, support an F52 classification.
Reveal answer location
Check Duration and course, Diagnostic boundary, or the rapid revision card below — the cue you need is one of those, in this category's own already-authored wording.
-
Name the three phases of the sexual response cycle F52's subcategories are organised around.
Reveal answer location
Check Duration and course, Diagnostic boundary, or the rapid revision card below — the cue you need is one of those, in this category's own already-authored wording.
These self-checks are a personal study aid only, visible to you on this page for this visit — they are not stored and do not affect your mastery dimensions.
Rapid revision card
F52: F52 requires a persistent or recurrent sexual difficulty causing genuine distress, with organic and medication-related causes excluded.
Decisive boundary cues:
- Persistent, recurrent difficulty, genuine distress, organic/medication causes excluded -> weighs toward the matching F52 subtype.
- A single occasion tied to tiredness or a stressful period -> weighs against any F52 subtype.
- Onset closely tied to a new medication or a newly diagnosed medical condition -> weighs toward an organic cause instead.
Duration/course: Recurrence and persistence over time are more decisive than a fixed duration count.
Nearest alternatives: f53, f45
Common mistake: Treating a single occasion of sexual difficulty during a stressful or tiring period as evidence of a sexual dysfunction disorder.
Retrieval prompt: Is this difficulty persistent or recurrent and genuinely distressing, or an isolated occasion during a stressful period?
(or use your browser's print function) Open full-page printable revision view →
Source basis
WHO ICD-10 international classification structure and code/title (ICD-10 Browser, 2019 English release).
Original educational synthesis, informed by general published clinical-education understanding of ICD-10 F50-F59; no verbatim CDDG or DCR text is reproduced. See Sources and Method for the full policy.
Last reviewed: 2026-09-16. Full policy: Sources and Method.
Educational resource only. This page and its cases teach ICD-10 classification reasoning using fictional scenarios. It does not diagnose real people and should not be used to assess yourself or anyone else. If you or someone you know is struggling with eating, sleep, sexual, postpartum, or substance-use difficulties, please seek prompt professional evaluation.