Heliotherapy of pityriasis lichenoides chronica.
Fifteen patients with pityriasis lichenoides chronica (parapsoriasis guttata) were treated with sunlight irradiation during the summer months at seaside resorts under the supervision of the authors. Complete clearing occurred in 1 of the patients, almost complete clearing in 8, definte improvement in 4, temporary clearing in 2. All patients responded beneficially and no worsening was noted in these 15 cases. In an additional six cases who were instructed to expose themselves to sunlight similar results were obtained.
Takada
Y
Y
Department of Dermatology, University of Tokyo.
Irisawa
K
K
Kawada
A
A
D000293:Adolescent; D000328:Adult; D002648:Child; D015331:Cohort Studies; D005260:Female; D005500:Follow-Up Studies; D006370:Heliotherapy / Q000379:methods*; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D017060:Patient Satisfaction; D017514:Pityriasis Lichenoides / Q000175:diagnosis* / Q000628:therapy*; D012189:Retrospective Studies; D018570:Risk Assessment; D012720:Severity of Illness Index; D016896:Treatment Outcome