Table 1: Prevalence of different types of nail abnormalities detected in CRF (Chronic renal failure) patients.
| Nail disorder | CRF Patients (No = 56) |
| Onycholysis | 40 (71.4%) |
| Longitudinal ridging | 36 (64.2%) |
| Splinter hemorrhages | 33 (58.9%) |
| Subungual hyperkeratosis | 31 (55.3%) |
| Absence of lunula | 29 (51.7%) |
| Signs of onychomycosis | 27 (48.2%) |
| Pachyonychia | 21 (37.5%) |
| Beau's lines | 20 (35.7%) |
| Half and half nails | 19 (33.9%) |
| Leukonychia | 14 (25%) |
| Melanonychia | 8 (14.2%) |
| Brittle nails | 6 (10.7%) |
| Onychogryphosis | 6 (10.7%) |
| Pincer-nail deformity | 6 (10.7%) |
| Koilonychias | 4 (7.1%) |
| Muehrcke lines | 4 (7.1%) |
| Paronychia | 3 (5.4%) |
| Anonychia | 3 (5.4%) |
| Ungual cyanosis | 2 (3.6%) |
| Nail clubbing | 1 (1.8%) |