# Comprehensive Orthodontic Therapy and Retention Protocol in Freeman–Sheldon Syndrome: A Case Report

**Authors:** Sandhra Madhu, Maneesha Achuthan P K, Preethy S Nair, Akshay Puthenpurayil, Sapna Varma N K

PMC · DOI: 10.7759/cureus.92684 · Cureus · 2025-09-19

## TL;DR

This case report details the successful non-surgical orthodontic treatment of a rare congenital disorder in a 15-year-old girl.

## Contribution

A customized non-surgical orthodontic and retention protocol for managing Freeman-Sheldon syndrome is presented.

## Key findings

- Severe crowding was resolved using pre-adjusted edgewise appliances.
- A combination of Essix and fixed lingual retainers ensured long-term stability.
- Functional occlusion was achieved despite restricted oral access.

## Abstract

Freeman-Sheldon syndrome (FSS) is a rare congenital disorder with craniofacial and musculoskeletal abnormalities, presenting unique orthodontic challenges due to microstomia and restricted oral access. This case report describes the successful non-surgical orthodontic management of a 15-year-old girl with severe crowding using pre-adjusted edgewise appliances. Favorable alignment and functional occlusion were achieved, and a customized retention protocol combining Essix and fixed lingual retainers ensured stability.

## Linked entities

- **Diseases:** Freeman-Sheldon syndrome (MONDO:0008675)

## Full-text entities

- **Diseases:** craniofacial and musculoskeletal abnormalities (MESH:D009139), congenital disorder (MESH:D009358), microstomia (MESH:D008865), crowding (MESH:D008310), FSS (MESH:C535483)

## Full text

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## Figures

7 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12535668/full.md

## References

6 references — full list in the complete paper: https://tomesphere.com/paper/PMC12535668/full.md

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Source: https://tomesphere.com/paper/PMC12535668