| ichthyosis vulgaris | most common form of ichthyosis characterised by prominent scaling especially on the exterior surfaces of the extremities. It is inherited as an autosomal dominant trait. (12 Dec 1998) |
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| impetigo vulgaris | <dermatology, microbiology> A contagious pyoderma caused by direct inoculation of group A streptococci or Staphylococcus aureus into superficial cutaneous abrasions or compromised skin. It is most commonly seen in children, usually located on the face, especially about the nose and mouth. The characteristic features are the presence of discrete fragile vesicles surrounded by an erythematous border that become pustular and rupture to discharge a thin, amber coloured seropurulent fluid that dries and forms a thick yellowish crust, the pustules may spread peripherally with central healing, evolving into annular, circinate or gyrate patterns. (18 Nov 1997) |
| lupus vulgaris | Cutaneous tuberculosis with characteristic nodular lesions on the face, particularly about the nose and ears. Synonym: lupus tuberculosus, tuberculosis cutis luposa. (05 Mar 2000) |