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Related Concept Videos

The Retinoblastoma Gene01:20

The Retinoblastoma Gene

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Tumor suppressor genes are normal genes that can slow down cell division, repair DNA mistakes, or program the cells for apoptosis in case of irreparable damage. Hence, they play an essential role in preventing the proliferation of damaged cells.
The first-ever tumor suppressor gene called Rb was identified in retinoblastoma - a rare eye tumor in children. In inherited forms of the disease, a child inherits one defective copy of the Rb gene, which predisposes them to retinoblastoma. However,...
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The Retina01:32

The Retina

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The retina is a layer of nervous tissue at the back of the eye that transduces light into neural signals. This process, called phototransduction, is carried out by rod and cone photoreceptor cells in the back of the retina.
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Related Experiment Video

Updated: Dec 25, 2025

Reconstruct Human Retinoblastoma In Vitro
06:52

Reconstruct Human Retinoblastoma In Vitro

Published on: October 11, 2022

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[Retinoblastoma].

N Bornfeld1, D Lohmann2, N E Bechrakis3

  • 1Klinik für Augenheilkunde, Universitätsklinikum Essen, Hufelandstr. 55, 45147, Essen, Deutschland. Norbert.Bornfeld@uk-essen.de.

Der Ophthalmologe : Zeitschrift Der Deutschen Ophthalmologischen Gesellschaft
|March 25, 2020
PubMed
Summary
This summary is machine-generated.

Retinoblastoma, a childhood eye cancer, causes blindness and death if untreated. Early detection of symptoms like leukocoria is crucial for timely intervention and eye preservation.

Keywords:
ChemotherapyClinical diagnosisDifferential diagnosesMolecular geneticsRadiotherapy

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Area of Science:

  • Ophthalmology
  • Pediatric Oncology
  • Medical Research

Background:

  • Retinoblastoma is a significant pediatric malignancy, accounting for 6% of childhood cancers under age five.
  • Untreated retinoblastoma leads to blindness and potentially fatal metastasis.
  • Key symptoms include leukocoria (white pupil) and strabismus, requiring urgent medical evaluation.

Purpose of the Study:

  • To summarize the critical aspects of retinoblastoma diagnosis and management.
  • To highlight the importance of prompt clinical assessment for early detection.
  • To outline current eye-preserving treatment strategies and their indications.

Main Methods:

  • Review of clinical presentation and diagnostic challenges in retinoblastoma.
  • Analysis of differential diagnoses, including Coats' disease, persistent fetal vasculature (PFV), and intraocular astrocytomas.
  • Evaluation of established treatment modalities for retinoblastoma.

Main Results:

  • Early identification of retinoblastoma is paramount to prevent vision loss and systemic spread.
  • Differential diagnosis is essential, with Coats' disease and PFV being common considerations.
  • Effective treatments include systemic chemotherapy, laser hyperthermia, local chemotherapy, and brachytherapy.

Conclusions:

  • Prompt medical attention for suspected retinoblastoma symptoms is vital.
  • A combination of therapies offers the best chance for eye-preserving treatment.
  • Enucleation remains necessary for advanced stages of the disease.