• Patients described as having lamellar ichthyosis (LI) may not all have the same disorder.
We studied nine patients, four of whom had erythroderma and generalized fine scaling,
while the remainder had more marked scaling and hyperkeratosis without erythema. The
former group is referred to as having nonbullous congenital ichthyosiform erythroderma
(CIE), and the other is said to have LI. The clinical differences were paralleled by cell kinetic
and histologic differences. The mean tritiated thymidine autoradiographic labeling indices …