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Related Concept Videos

Observational Learning01:12

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Albert Bandura's observational learning, also known as imitation or modeling, occurs when a person observes and imitates another's behavior. It is a quicker process than operant conditioning. A well-known example is the Bobo doll study, where children who saw an adult acting aggressively towards the doll were more likely to act aggressively when left alone, compared to those who observed a nonaggressive adult. Many psychologists view observational learning as a form of latent learning...
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Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
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Albert Bandura's theory of observational learning identifies four critical processes: attention, retention, motor reproduction, and reinforcement or motivation.
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Assessment of Social Cognition in Non-human Primates Using a Network of Computerized Automated Learning Device ALDM Test Systems
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Learning DMEK From YouTube.

Hamish D McKee1, Vishal Jhanji

  • 1*Eye Care Specialists, Sunshine Coast, Maroochydore, Queensland, Australia; and †Department of Ophthalmology, University of Pittsburgh School of Medicine, Pittsburgh, PA.

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|October 5, 2017
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Summary
This summary is machine-generated.

Anterior segment surgeons can achieve good outcomes with Descemet membrane endothelial keratoplasty (DMEK) by self-teaching, even without formal training. This study shows DMEK is not a difficult procedure for routine cases.

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Area of Science:

  • Ophthalmology
  • Corneal Surgery
  • Surgical Education

Background:

  • Descemet membrane endothelial keratoplasty (DMEK) is an advanced endothelial keratoplasty technique.
  • Formal training is typically recommended for mastering DMEK and graft preparation.
  • Surgeons may seek alternative learning methods due to limited access to formal training.

Purpose of the Study:

  • To assess the outcomes of initial Descemet membrane endothelial keratoplasty (DMEK) cases performed by an anterior segment surgeon.
  • To evaluate the efficacy of learning DMEK, including graft preparation, through self-study, primarily via online video resources.
  • To determine if formal training is essential for achieving successful DMEK outcomes.

Main Methods:

  • Retrospective analysis of the first 40 consecutive Descemet membrane endothelial keratoplasty (DMEK) cases.
  • Evaluation of graft preparation success rate, surgical complications, visual acuity, endothelial cell density, and corneal thickness.
  • Data collected at 3-month postoperative follow-up.

Main Results:

  • Successful graft preparation in all cases with no donor tissue loss.
  • High Descemet membrane endothelial keratoplasty (DMEK) success rate (39/40 eyes), with one failure in a complex case.
  • Good spectacle-corrected visual acuity (≥6/6 in 23/25 eyes) and reduced central corneal thickness post-surgery.

Conclusions:

  • Anterior segment surgeons can achieve favorable Descemet membrane endothelial keratoplasty (DMEK) outcomes without formal fellowship training or supervised experience.
  • Learning Descemet membrane endothelial keratoplasty (DMEK) through self-directed methods, including graft preparation, is feasible and effective.
  • Descemet membrane endothelial keratoplasty (DMEK) may not have a steep learning curve in routine cases, challenging traditional training paradigms.