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37 Possible Causes for Night Blindness - Occurs First

  • Ataxia

    One of the first symptoms is night blindness, but the pace of progression varies among affected individuals.[encyclopedia.com] One of the first symptoms is night blindness , but the pace of progression varies among affected individuals.[encyclopedia.com] The inheritance is autosomal recessive, and the onset may occur between the first and the third decade of life.[encyclopedia.com]

  • Usher Syndrome Type 1D

    This means night blindness occurs first, sometimes followed by blind spots, and then slowly progressive tunnel vision during the day.[boystownhospital.org] This means night blindness occurs first followed by blind spots and then slowly progressive tunnel vision during the day.[dbproject.mn.org] Symptoms are generally more severe than in type 2 with deafness occurring at birth or during first year and vision loss starting during childhood.[checkorphan.org]

  • Usher Syndrome Type 3B

    This means night blindness occurs first, sometimes followed by blind spots, and then slowly progressive tunnel vision during the day.[boystownhospital.org] This means night blindness occurs first followed by blind spots and then slowly progressive tunnel vision during the day.[dbproject.mn.org] Night vision loss begins first, followed by blind spots that develop in the side (peripheral) vision, that can enlarge and merge to produce tunnel vision (loss of all peripheral[rarediseases.info.nih.gov]

  • Usher Syndrome Type 1J

    This means night blindness occurs first followed by blind spots and then slowly progressive tunnel vision during the day.[dbproject.mn.org] Night vision loss begins first, followed by blind spots that develop in the side (peripheral) vision, that can enlarge and merge to produce tunnel vision (loss of all peripheral[rarediseases.info.nih.gov] Night vision loss begins first, followed by blind spots that develop in the side (peripheral) vision.[ghr.nlm.nih.gov]

  • Vitamin A

    blindness.[en.wikipedia.org] First there is dryness of the conjunctiva ( xerosis ) as the normal lacrimal and mucus-secreting epithelium is replaced by a keratinized epithelium.[en.wikipedia.org] Persistent deficiency gives rise to a series of changes, the most devastating of which occur in the eyes. Some other ocular changes are referred to as xerophthalmia.[en.wikipedia.org]

  • Usher Syndrome Type I

    This means night blindness occurs first, sometimes followed by blind spots, and then slowly progressive tunnel vision during the day.[boystownhospital.org] Night vision loss begins first, followed by blind spots that develop in the side (peripheral) vision.[ghr.nlm.nih.gov] Symptoms of RP In RP, rods deteriorate first, then cones.[boystownhospital.org]

  • Episodic Ataxia

    One of the first symptoms is night blindness, but the pace of progression varies among affected individuals.[encyclopedia.com] One of the first symptoms is night blindness , but the pace of progression varies among affected individuals.[encyclopedia.com] The inheritance is autosomal recessive, and the onset may occur between the first and the third decade of life.[encyclopedia.com]

  • Usher Syndrome Type 2A

    This means night blindness occurs first, sometimes followed by blind spots, and then slowly progressive tunnel vision during the day.[boystownhospital.org] Night vision loss begins first, followed by blind spots that develop in the side (peripheral) vision.[ghr.nlm.nih.gov] The onset of the visual symptoms such as night blindness in USH usually occurs several years later than in USH1.[journals.plos.org]

  • Spinocerebellar Ataxia Type 4

    One of the first symptoms is night blindness, but the pace of progression varies among affected individuals.[encyclopedia.com] The inheritance is autosomal recessive, and the onset may occur between the first and the third decade of life.[encyclopedia.com]

  • Spinocerebellar Ataxia Type 5

    One of the first symptoms is night blindness, but the pace of progression varies among affected individuals.[encyclopedia.com] The inheritance is autosomal recessive, and the onset may occur between the first and the third decade of life.[encyclopedia.com]

Further symptoms