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Related Experiment Video

Updated: Oct 8, 2025

Transcranial Direct Current Stimulation for Online Gamers

Transcranial Direct Current Stimulation for Online Gamers

Published on: November 9, 2019

Gamer's nodulesBRIEF REPORT.

Sorcha Louise O'Sullivan¹, Jemima E Mellerio¹, Kristina Semkova¹

¹St John's Institute of Dermatology, Guy's and St. Thomas' NHS Foundation Trust, London, UK.

Pediatric Dermatology

|December 31, 2021

Summary

Repetitive pressure from prolonged gaming can cause painful collagenomas, known as "gamer's nodules," on the feet. Awareness of this condition is crucial for gamers and healthcare providers.

Keywords:

cutaneous nodules dermatopathology gaming

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Area of Science:

Dermatology
Sports Medicine
Podiatry

Background:

Repetitive pressure can lead to skin lesions.
Collagenomas are benign tumors of collagen.
Specific postures may predispose individuals to localized lesions.

Observation:

A 15-year-old male presented with a two-year history of painful subcutaneous nodules on his feet.
The patient was an avid gamer with a distinct sitting posture.
Nodules were painful upon palpation and with footwear.

Findings:

Skin biopsy revealed features consistent with a collagenoma.
The findings align with previous reports of pressure-induced lesions.
The condition is termed 'gamer's nodules' due to the association with gaming posture.

Implications:

Highlights a novel cause of repetitive pressure lesions in adolescents.
Emphasizes the need for awareness among healthcare professionals treating foot conditions.
Suggests potential preventative measures related to posture and gaming habits.