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Characteristics of the 19 patients.
| Characteristics | Value, n (%) |
|---|---|
| Skin phototype | |
| III | 13 (68.42) |
| IV | 6 (31.58) |
| Affected areas | |
| Nose and paranasal area | 19(10) |
| Cheek | 14 (73.68) |
| Forehead | 4 (21.05) |
| Manifestation | |
| Flushing | 13 (68.42) |
| Erythema | 19(100) |
| Papules and pustules | 19(100) |
| Telangiectasia | 8 (42.11) |
| Subjective symptoms | |
| Burning | 17 (89.47) |
| Itching | 6 (31.58) |
