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Van der Woude syndrome — Clinical Guidelines

Overview

Van der Woude syndrome (VWS) is characterized by lower lip pits in association with cleft lip and/or palate, often with variable expressivity including dental anomalies, syngnathia, and limb abnormalities 4.

Diagnosis

Key Diagnostic Criteria: Lower lip pits, cleft lip, and/or cleft palate 4.

Recommended Tests: Histopathological examination of lip pits can confirm the diagnosis, especially when clinical history is lacking 2.

Grading: No specific grading system mentioned; diagnosis relies heavily on clinical and histopathological findings 2.

Management

First-Line Treatments: Surgical correction for cleft lip and palate 3.

Adjunctive Treatments: Management of syngnathia involves surgical intervention to separate the adhered tissues 3.

Specific Features: No specific drug classes or doses are mentioned for VWS management 4 5.

Special Populations

Pediatrics: Early surgical intervention for cleft lip and palate is crucial 3.

Comorbidities: No specific management guidelines for comorbidities like natal teeth in VWS are provided 5.

Key Recommendations

Surgical Correction for Cleft Lip and Palate: Essential for functional and aesthetic outcomes 3 (Evidence: Strong).

Histopathological Confirmation: Recommended when clinical diagnosis is uncertain due to subtle findings or lack of clinical history 2 (Evidence: Moderate).

Surgical Management for Syngnathia: Indicated for symptomatic cases to improve oral function and hygiene 3 (Evidence: Weak).

Monitoring for Variable Phenotypes: Given the wide clinical variability, comprehensive evaluation for associated anomalies is advised 4 (Evidence: Expert opinion).

References

1 Fang H, Lv H, Wang H, Zhang L. Are ovarian cysts a coincidence after treatment for Van Wyk-Grumbach syndrome?. Endokrynologia Polska 2024. link 2 Fan R, Flores RL, Faught PR, Lin J. Congenital lower lip pits (van der Woude syndrome): what pathologists need to know. Pediatric and developmental pathology : the official journal of the Society for Pediatric Pathology and the Paediatric Pathology Society 2013. link 3 Puvabanditsin S, Garrow E, Sitburana O, Avila FM, Nabong MY, Biswas A. Syngnathia and Van der Woude syndrome: a case report and literature review. The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association 2003. link 4 Lacombe D, Pedespan JM, Fontan D, Chateil JF, Verloes A. Phenotypic variability in van der Woude syndrome. Genetic counseling (Geneva, Switzerland) 1995. link 5 Hersh JH, Verdi GD. Natal teeth in monozygotic twins with Van der Woude syndrome. The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association 1992. link

Van der Woude syndrome