Interdisciplinary Management of Cleft Lip and Palate: A Comprehensive Dental and Medical Approach

✅ Abstract
Cleft lip and palate (CLP) represent one of the most common craniofacial anomalies, requiring a coordinated interdisciplinary approach that integrates surgical, orthodontic, speech, and psychosocial management.

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This article reviews current knowledge about the etiology, clinical characteristics, and treatment strategies of CLP, emphasizing the role of collaboration among specialists for optimal outcomes.

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✅ Introduction
Cleft lip and palate are congenital deformities affecting the upper lip and the roof of the mouth (palate). These anomalies occur when facial structures fail to fuse properly during embryonic development, typically between the 4th and 12th weeks of gestation. The condition can appear as an isolated cleft lip, cleft palate, or both combined, and its severity varies widely among individuals.
Globally, the incidence of CLP ranges between 1 in 700 live births, with variations based on ethnicity, genetics, and environmental factors (Mossey et al., 2021). These conditions not only affect aesthetic appearance, but also have implications for speech, feeding, hearing, and psychosocial development.

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✅ Etiology
The etiology of cleft lip and palate is multifactorial, involving both genetic predisposition and environmental influences.

▪️ Genetic factors: Mutations or deletions in genes such as IRF6, MSX1, and TBX22 are strongly associated with CLP (Yu et al., 2022).
▪️ Environmental factors: Maternal smoking, alcohol consumption, folic acid deficiency, uncontrolled diabetes, and exposure to certain anticonvulsant medications during pregnancy increase the risk.
▪️ Syndromic vs. Non-syndromic forms: CLP can occur in isolation (non-syndromic) or as part of a syndrome (e.g., Van der Woude, Pierre Robin sequence).

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✅ Development and Clinical Characteristics
The cleft lip results from failure of fusion between the maxillary and medial nasal processes, while cleft palate arises from non-fusion of the palatal shelves.

▪️ Unilateral clefts affect one side of the lip or palate.
▪️ Bilateral clefts involve both sides and are often more severe.
▪️ Submucous clefts may go unnoticed but can still cause speech and feeding difficulties.

Common clinical features include difficulty in breastfeeding, nasal regurgitation, recurrent ear infections, dental anomalies, and altered speech resonance.

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✅ Interdisciplinary Management
The management of CLP requires a multidisciplinary team, often coordinated through cleft care centers. Key professionals include:

▪️ Plastic and maxillofacial surgeons: Perform surgical repair, typically at 3–6 months (lip) and 9–18 months (palate).
▪️ Orthodontists: Guide maxillary growth and dental alignment.
▪️ Speech therapists: Address speech articulation and resonance.
▪️ Otolaryngologists: Manage ear infections and hearing loss.
▪️ Psychologists and social workers: Support family adaptation and self-esteem.
▪️ Pediatric dentists: Prevent dental caries and monitor eruption anomalies.

Modern treatment emphasizes early intervention, long-term follow-up, and family-centered care to optimize function and aesthetics (Becker et al., 2023).

📊 Comparative Table: Characteristics of Cleft Lip and Palate

Aspect	Advantages	Limitations
Cleft Lip	Early surgical correction improves aesthetics and feeding	May cause nasal deformities and lip scarring
Cleft Palate	Improved speech and feeding after palatoplasty	Risk of velopharyngeal insufficiency and speech delay
Combined Cleft Lip and Palate	Comprehensive treatment enhances facial symmetry and function	Requires multiple surgeries and long-term multidisciplinary care

💬 Discussion
The interdisciplinary approach ensures that every aspect of the patient’s health—functional, aesthetic, and psychological—is addressed. Early coordination between specialists prevents growth disturbances and promotes normal speech development. Advances such as presurgical orthopedics, 3D surgical planning, and genetic counseling are transforming outcomes for CLP patients. However, in many low-resource settings, limited access to specialized care remains a significant barrier.

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✍️ Conclusion
Cleft lip and palate demand comprehensive, long-term, and interdisciplinary management. Early diagnosis, preventive dental care, and psychosocial support are crucial. Future strategies should focus on genetic risk prevention, global access to multidisciplinary centers, and innovations in minimally invasive surgery to improve both function and quality of life.

📚 References

✔ Becker, M., Swennen, G. R. J., & Desmedt, D. (2023). Interdisciplinary management of cleft lip and palate: Long-term outcomes and patient-centered approaches. Journal of Craniofacial Surgery, 34(2), 391–398. https://doi.org/10.1097/SCS.0000000000008704
✔ Mossey, P. A., Little, J., Munger, R. G., Dixon, M. J., & Shaw, W. C. (2021). Cleft lip and palate. The Lancet, 398(10303), 1901–1914. https://doi.org/10.1016/S0140-6736(21)01316-7
✔ Yu, Y., Zuo, L., He, M., Wang, C., & Shi, J. (2022). Genetic and environmental risk factors for nonsyndromic cleft lip with or without cleft palate: A systematic review. Frontiers in Genetics, 13, 842930. https://doi.org/10.3389/fgene.2022.842930

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