Herpes infection is the primary infectious ... Doctors can usually identify it by observing the lesions. Occasionally, a skin biopsy may be necessary to rule out other conditions.

Although vesicles on the lips appeared most often at the mucocutaneous junction, they were also seen on the skin of the chin and cheek. Herpetic lesions of the eye or ear, including the tympanic ...

Others will notice sores or lesions. These sores look like blisters ... or darker than the surrounding area on darker skin tones. Herpes typically feels painful, which can distinguish it from ...

Later, with chronic involvement, skin becomes fissured or lichenified ... separated areas of the buccal mucosa, herpes lesions start as a few grouped lesions on one part of the buccal mucosa.

and viral warts. Named after 19th-century German dermatologist Heinrich Koebner, the Koebner phenomenon causes lesions in people with psoriasis, vitiligo, or lichen planus following a skin trauma ...

Disseminated herpes simplex occurring from genital ... Granuloma annulare is an uncommon skin condition of unknown etiology. The lesions are erythematous with an elevated boarder.