A rare presentation of esotropia in high myopia in a young adult: a case report

ABSTRACT Esotropia in myopia is an uncommon occurrence. Most common cause of esotropia in high myopic elderly is Heavy Eye Syndrome. An uncommon cause in young adults is Acute Acquired Comitant Esotropia often associated with excessive indulgence in near work. A 21 year old male patient presented with diplopia for one year, more for distance than near and spent more than 8-10 hours for near tasks. Unaided visual acuity in BE was 2/60 and was 6/9 in RE and 6/6 in LE with correction. Prism base cover test revealed 25 BO PD for distance and 20 BO PD for near. Diplopia was seen in all position of gaze. Right Eye Lateral rectus resection 8 mm was done and HPE report revealed features of Lateral rectus Muscle atrophy. It is important to understand the pathogenesis of this entity and consider other possible causes of esotropia in myopia. Key words: Myopia, Esotropia, Comitant, Diplopia.