Table 1.
Profile of Patients with Neurotrophic Keratitis (NK)
| Variables | Category | N = 80 | |
|---|---|---|---|
| Age at presentation (years) | |||
| Median | 52.5 | ||
| Interquartile range | 19.8–70.8 | ||
| Minimum – Maximum | 0.9–85.0 | ||
| Gender | Frequency | Percentage | |
| Male | 53 | 66.2 | |
| Female | 27 | 33.8 | |
| Eye affected | |||
| Right eye | 37 | 46.3 | |
| Left eye | 29 | 36.2 | |
| Both eye | 14 | 17.5 | |
| Ocular etiology | |||
| Herpes zoster | 18 | 22.5 | |
| Herpes simplex | 2 | 2.5 | |
| Others | 6 | 7.5 | |
| Unknown | 54 | 67.5 | |
| Causes of trigeminal nerve palsy | |||
| Unknown | 56 | 70 | |
| Congenital | 8 | 10 | |
| Others | 5 | 6.2 | |
| Riley-Day syndrome | 4 | 5 | |
| Facial trauma | 5 | 6.2 | |
| Stroke | 2 | 2.5 | |
| Systemic diseases | |||
| Diabetes mellitus | 11 | 13.8 | |
| Vitamin A deficiency | 1 | 1.25 | |
| Sanjad-Sakati syndrome | 1 | 1.25 | |
| Iatrogenic causes | |||
| Trauma to ciliary nerves by Laser | 3 | 3.7 | |
| Penetrating keratoplasty | 5 | 6.2 | |
| Vitrectomy for retinal detachment | 1 | 1.25 | |
| Photocoagulation | 1 | 1.25 | |
| Micropulse Cyclophotocoagulation | 1 | 1.25 | |
| Radiotherapy for lacrimal gland | 1 | 1.25 | |
| Injury | |||
| Chemical burn | 1 | 1.25 | |