Perspective proposes broader assessment of children with tic disorders

Visible tics do not necessarily capture the symptoms that most disrupt a child’s daily life, according to a 2026 Perspective in Frontiers in Neurology. The article proposes a three-domain clinical framework for evaluating children with tic disorders: observable tic phenomenology and severity, the child’s subjective experience of tics, and the broader neurodevelopmental and psychiatric profile. The authors emphasize that functional impairment, participation, adaptive functioning and health-related quality of life should determine which findings matter most. The framework is presented as a clinical heuristic, not a validated diagnostic algorithm, dimensional model, standardized scoring system or prescriptive pathway.

Tic disorders, including Tourette syndrome, persistent motor or vocal tic disorder and provisional tic disorder, are neurodevelopmental conditions marked by sudden, rapid, recurrent and non-rhythmic movements or vocalizations that begin during childhood or adolescence. Their expression can change in frequency, intensity, distribution and complexity across the day and across settings. This variability makes a single clinical observation an incomplete representation of a child’s condition. Although characterizing tic type, frequency, intensity, complexity and interference remains essential for diagnosis, differential diagnosis, monitoring and treatment decisions, the most conspicuous symptom may not be the most clinically important one.

The first domain of the proposed framework is observable tic phenomenology and severity. Clinicians can characterize motor and phonic tics using the Yale Global Tic Severity Scale, which separately rates motor and vocal phenomena and includes an impairment component. Parent-reported questionnaires such as the Parent Tic Questionnaire may provide complementary information about tic frequency and intensity. However, the scale’s total tic score primarily quantifies tic characteristics rather than comprehensively measuring overall functioning, participation, adaptive functioning or quality of life. Tic expression may increase or decrease with fatigue, emotional arousal, attentional demands, social settings and opportunities for suppression. A consultation therefore provides only a sample of a child’s tic repertoire and may underestimate or occasionally overestimate its usual expression. Information from children, parents and schools, together with longitudinal history and, when appropriate, brief videos obtained in everyday contexts, may provide a more representative picture.

The second domain turns to the child’s internal experience of tics. Premonitory sensations may feel like tension, pressure, itching, a build-up of energy, incompleteness or a “not just right” state. Such sensations are conceptually distinct from more persistent sensory hypersensitivity. Rating instruments can help characterize urges, but younger children may have limited language, body awareness or metacognitive abilities that affect their capacity to identify and describe internal sensations. Limited reporting of premonitory sensations should therefore not automatically be interpreted as their absence. Tic suppression is similarly more complex than a simple measure of voluntary control. Experimental studies indicate that children and adolescents can reduce observable tics through reinforced suppression without a parallel reduction in premonitory sensations. Suppressibility varies across individuals, tics, contexts, attentional resources and environmental conditions, and observable suppression may conceal rather than eliminate the effort involved. Group studies do not consistently demonstrate clinically meaningful attentional fatigue, impaired concentration, executive overload or delayed functional consequences.

Physical and emotional consequences also belong in this domain. Forceful or repetitive movements may cause musculoskeletal discomfort, injury, headache or local pain, while self-injurious tics or repeated vocalizations may produce additional physical distress. Pain is recognized as clinically relevant in Tourette syndrome but remains incompletely represented in commonly used tic outcome measures. Subjective experience may also include embarrassment, stigma-related distress, fear of others’ reactions and the perceived effort involved in managing or concealing tics. These experiences may not be inferred from visible tic expression and should be explored directly with the child. Pain, distress and suppression effort should be distinguished from tic frequency because the number of movements does not itself describe their functional importance.

The third domain covers the broader neurological, neurodevelopmental and psychiatric profile. Attention-deficit/hyperactivity disorder, obsessive-compulsive symptoms, anxiety, depression, emotional dysregulation and sleep difficulties are established contributors to daily functioning and quality of life in tic disorders. Assessment should not stop at categorical diagnoses, because subthreshold difficulties may still affect learning, relationships and self-regulation. Initial inquiries may combine standardized parent and teacher questionnaires with self-report from children or adolescents when developmentally appropriate. If first-level assessment identifies persistent or functionally relevant concerns, more detailed evaluation can use neuropsychological tests, structured psychopathological assessment, standardized motor assessment or formal sensory assessment according to the area of concern.

Motor coordination, neurological soft signs, sensory processing and executive functioning may also contribute independently of tic severity, but the supporting evidence is uneven. Soft signs—including overflow movements, subtle abnormalities of balance or gait, mild tone changes and dysmetria—are generally regarded as markers of neurodevelopmental variability rather than disorder-specific abnormalities. Studies have reported motor and neurological soft-sign differences in children with tic disorders, yet the available evidence does not establish a robust, disorder-specific phenotype. Coordination, balance, motor planning, visuomotor integration, rhythm and fine-motor difficulties warrant further attention when they arise in the history or examination and are associated with functional consequences. Sensory processing deserves focused consideration when persistent hypersensitivity or difficulty filtering or adapting to environmental stimuli extends beyond tic-specific premonitory urges. Studies have associated sensory dysregulation with executive difficulties and comorbidity, but relationships among sensory profiles, tic severity and premonitory urges remain heterogeneous, and a disorder-specific sensory phenotype has not been established.

Executive difficulties may also contribute to everyday impairment, particularly in the presence of ADHD. Meta-analytic evidence suggests that inhibitory-control differences in Tourette syndrome are generally small to moderate and strongly influenced by comorbid ADHD. More detailed assessment may be appropriate when difficulties involving attention, working memory, flexibility, planning, automatization or self-regulation emerge from the history, observation or school functioning and affect daily performance or treatment planning. Whether adequate performance on structured tasks relies on increased attentional or compensatory resources in some children remains insufficiently established, and routine neuropsychological testing is not indicated for every child with tics. Importantly, abnormal neurological findings or reduced performance on standardized motor or neuropsychological measures do not by themselves establish clinically meaningful impairment. Their relevance must instead be judged in relation to everyday functioning and participation.

The framework uses functional outcomes as transversal measures through which findings in all three domains are judged. The authors distinguish several related constructs. Symptom severity describes the characteristics of a symptom itself; neurological or neuropsychological performance refers to findings obtained through examination or standardized tasks; functional impairment concerns interference with age-appropriate activities; adaptive functioning refers to age-appropriate conceptual, social and practical independence; participation concerns involvement in life situations; and health-related quality of life reflects perceived physical, emotional, social and functional wellbeing. These constructs may overlap but are not interchangeable. Functional impact should be assessed across informants and contexts because children, parents and schools may provide complementary perspectives according to environmental demands, opportunities for suppression and social responses. Child and parent reports should be considered jointly, and disagreements may be clinically informative. Self-rated and parent-proxy assessments of health-related quality of life are not fully interchangeable in adolescents with Tourette syndrome.

Functional consequences may arise from any of the three domains. Tics may interfere directly with school or social activities; premonitory sensations, pain, embarrassment or suppression effort may contribute to distress, avoidance or concealment; and psychiatric, motor, sensory or executive characteristics may independently affect learning, relationships, autonomy or participation. The central functional question is what currently limits the child’s everyday functioning, participation, wellbeing or developmental opportunities. The intended result is selective prioritization rather than exhaustive testing. Assessment should focus on findings with meaningful functional consequences, and clinical priorities should be determined by modifiable factors associated with those consequences rather than by tic visibility alone. Mild, non-painful and minimally interfering tics may require only psychoeducation, monitoring and environmental adjustments, whereas other manifestations may warrant more focused evaluation or intervention. Children, caregivers, teachers and clinicians may assign different importance to the same manifestations, making shared and revisable decision-making important. Treatment goals may extend beyond tic reduction to reduced pain, distress, avoidance, stigma or effort and improved participation.

Because the clinical relevance of the three domains can change with development and context, reassessment should focus on whether the child is functioning better, not simply whether tics are less frequent. The accompanying clinical interview guide is a qualitative orientation tool for child- and caregiver-centered exploration; it is not a validated screening, diagnostic, severity or scoring instrument and does not validate the framework. Empirical evaluation is still required. Future studies could examine whether the framework helps clinicians organize information, identify priorities missed by tic-severity measures and support individualized assessment and treatment planning. Qualitative studies could assess its acceptability and usefulness across clinical settings and developmental stages, while longitudinal research could test whether identified priorities relate to functioning, participation, quality of life, treatment response and developmental trajectories. The broader evidence also requires caution: psychiatric comorbidities have well-established links to daily outcomes, whereas evidence concerning neurological soft signs, motor coordination, sensory processing and possible compensatory executive costs remains limited or inconsistent.

Subject of Research: A clinical framework for assessing functional burden in children with tic disorders

Article Title: When tics are not the whole story: rethinking clinical assessment in children with tic disorders

Article References: Magostini, F., & Capuano, A. (2026). When tics are not the whole story: rethinking clinical assessment in children with tic disorders. Frontiers in Neurology, 17, Article 1971225. https://doi.org/10.3389/fneur.2026.1971225

Image Credits: AI Generated

DOI: 10.3389/fneur.2026.1971225

Keywords: tic disorders, Tourette syndrome, children, clinical assessment, tic severity, premonitory urges, functional impairment, neurodevelopment, psychiatric comorbidity, quality of life, tics, whole