Macular | Non-infiltrated flat lesions which differ in colour from adjacent areas of skin | Erythema, purpura |
Papular | Well demarcated raised lesions in the skin of varying sizes | Urticarial wheals, planar warts |
Vesicular | Small protuberances with a central cavity containing clear liquid | Chickenpox |
Excoriations | Very superficial wounds in the surface of the skin | Scratches |
Purpura | Small patches of non-blanching discolouration caused by bleeding from small superficial blood vessels in the skin | Meningococcal disease |
| Petechiae—small spots of purpura | Idiopathic thrombocytopaenic purpura (ITP) |
| Ecchymoses—large confluent patches of purpura | Henoch Schonlein purpura (HSP) |