The present clinical case informs us about the importance of assessing vision from a very young age since this way eye pathologies can be diagnosed in time and the necessary treatment can be offered. In this case, a 5-year-old patient was taken to the clinic due to decreased night vision associated with a corrected congenital degenerative myopia. The patient's parents report that when the corrective lenses were placed, her vision improved but 6 months later they began to notice that the patient collided with the buildings of the home, especially at night. After taking the respective anamnesis, it was discovered that the patient acquired degenerative myopia from her maternal grandfather; the visual evaluations of the patient were carried out and she was referred to the ophthalmologist for a second opinion on the case. After going to the appointment with the ophthalmologist, they return to the office with the results of the visual exams they performed. Throwing as diagnosis a stationary congenital night blindness which is a set of non-progressive retinal disorders. With the only treatment of correcting the graduation in the lenses and placing in the same selective filters for low vision.The present clinical case informs us about the importance of assessing vision from a very young age since this way eye pathologies can be diagnosed in time and the necessary treatment can be offered. In this case, a 5-year-old patient was taken to the clinic due to decreased night vision associated with a corrected congenital degenerative myopia. The patient's parents report that when the corrective lenses were placed, her vision improved but 6 months later they began to notice that the patient collided with the buildings of the home, especially at night. After taking the respective anamnesis, it was discovered that the patient acquired degenerative myopia from her maternal grandfather; the visual evaluations of the patient were carried out and she was referred to the ophthalmologist for a second opinion on the case. After going to the appointment with the ophthalmologist, they return to the office with the results of the visual exams they performed. Throwing as diagnosis a stationary congenital night blindness which is a set of non-progressive retinal disorders. With the only treatment of correcting the graduation in the lenses and placing in the same selective filters for low vision.El presente caso clínico nos anuncia sobre la importancia de valorar la visión desde muy corta edad ya que así se pueden diagnosticar patologías oculares a tiempo y poder ofrecer el tratamiento necesario. En esta caso una paciente de 5 años, la cual fue llevada a consulta por disminución de la visión nocturna asociada a una miopía degenerativa ya corregida. Los progenitores de la paciente refieren a que cuando se le colocaron los lentes correctores su visión mejoró pero 6 meses después comenzaron a notar que la paciente chocaba con los inmuebles del hogar en especial por las noches. Después de realizar la respectiva anamnesis se descubrió que por parte del abuelo materno adquirió la miopía degenerativa; se cumplieron las valoraciones visuales a la paciente y se la derivó al oftalmólogo para una segunda opinión sobre el caso. Luego de acudir a la cita con el oftalmólogo, regresa al consultorio con los resultados de los exámenes visuales que le realizaron. Arrojando como diagnostico una Ceguera nocturna congénita estacionaria la cual es un conjunto de trastornos de la retina no progresivos. Con el único tratamiento de corregir la graduación en los lentes y colocar en las mismos filtros selectivos para baja visión.