Search for dissertations about: "Macula"

Showing result 21 - 25 of 25 swedish dissertations containing the word Macula.

  2. 21. Investigations or perimetry and gaze-stability in healthy and deceased retina

    Author : Fredrik Källmark; Karolinska Institutet; Karolinska Institutet; []
    Keywords : Microperimetry; fixation gaze pattern; scanning laser ophthalmoscope; visual field; scotoma; eclipse retinopathy.;

    Abstract : Our visual world is composed of images of colours, textures, edges and contrasts. In addition, these images may be moving or flickering. The goal of visual testing is to quantify these functions. READ MORE

  4. 22. Ocular counter-rolling during head tilt

    Author : Tony Pansell; Karolinska Institutet; Karolinska Institutet; []
    Keywords : Eye movements; Ocular torsion; VOR; head tilt; Vision.;

    Abstract : When tilting the head towards the shoulder there are numerous mechanisms influencing on the generation and maintenance of ocular counter-roll. Each of these mechanisms has its own temporal and spatial characteristics which influences on the counter-rolled eye position. READ MORE

  5. 23. Hair cell regeneration in vestibular epithelia : a study in an in vitro model

    Author : Mimmi Werner; Diana Berggren; Andrew Forge; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Vestibular hair cell; regeneration; transdifferentiation; proliferation; utricle; rat; oto-rhino-laryngologi; Oto-Rhino-Laryngology;

    Abstract : BackgroundHair cells (HCs) are the sensory receptors in both the auditory and the vestibular organs of the inner ear. Supporting cells (SCs) are non-sensory cells embracing the HCs. Injuries of the HCs by aging, acoustic trauma or ototoxic drugs (mainly aminoglycosides, e.g. READ MORE

  6. 24. Safety and  efficacy in the cataract surgery process

    Author : Inger Westborg; Eva Mönestam; Marie Burstedt; Patrik Danielson; Björn Johansson; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Cataract; prospective cohort study; patient safety; age-related macular degeneration; Ophtalmology; oftalmiatrik;

    Abstract : BackgroundCataract and age-related macular degeneration (AMD) are two major causes for visual impairment in the elderly. Cataract surgery is one of the most common surgical interventions performed in the western world. As a consequence of the increasing number of operations performed, postoperative visits are a large workload for surgical units. READ MORE

  7. 25. Effect of Drugs on Rabbit Retina

    Author : Anna Cardiakidis Myers; Lund Oftalmologi; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Drug toxicity; electroretinography; histopathology; intravitreal injection; rifabutin; anti-VEGF; triamcinolone; benzyl alcohol; anti-TNF-alpha; adalimumab;

    Abstract : The adverse effects of drugs in the eye are not easily detected, and the underlying pathogenesis not fully understood. The effects of four different kinds of drugs have been investigated in the rabbit eye, using electroretinography, ocular examination and histochemical methods. READ MORE