Linear Lichen Planus. Presented by Dr. Edward L. Murphy.
A 44-year-old white man presents a pruritic linear eruption, ½ to 1 in. wide, extending from the sacrosciatic notch to the right heel. The lesion consists of discrete and confluent violaceous papules with a thin glistening scale.
It has been unchanged since inception, for approximately four months.
There are no other lesions.
Biopsy report has not yet been received.
Dr. William B. Reed: I suggest that this may be lichen striatus. The important thing for proper diagnosis is the biopsy. Lichen striatus by biopsy shows an eczematous picture.
Dr. Harold C. Fishman: I would like to support Dr. Reed. I have never seen lichen planus come on like this in a linear fashion. This looks,
Underwood LJ, Wolk E, Popper M. THE METROPOLITAN DERMATOLOGICAL SOCIETY OF LOS ANGELES. AMA Arch Derm. 1959;79(1):121–123. doi:10.1001/archderm.1959.01560130123022
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