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Indications of systemic therapy in OM
| S. No | Clinical characteristics |
|---|---|
| 1 | Proximal subungual onychomycosis |
| 2 | DLSO affecting >50% of nail plate, nail plate thickness >2 mm, or matrix involvement |
| 3 | Involvement of 3 or more nails |
| 4 | No or poor response to >6 months of topical monotherapy |
| 5 | Dermatophytoma |
DLSO=Distal lateral subungual onychomycosis
