Lichen nitidus

Question 1

xhar by

Answer 1

Minute shiny flat toped pale discrete uniform papules earley larger than 1-2 mm.

Question 2

tx q

Answer 2

sunprotection
with or without top steroid.
hyroxychloroquine has been used successfully in moroccan case.

Question 3

histo

Answer 3

derma papllae are widened and contain a dense infiltrate composed of lymphocytes histioocytes and melanophages.
accumulation of both Cd68!histiocytes and S100, CD1 langerhands cells.

Question 4

tx

Answer 4

not required basically asymptomatic and self healing.
slowly progressive w a tendency for remission. may remain stationary for years.
topical steroid or CNI for localized disease
nbuvb and puva for generalized cases