Pityriasis
71Pityriasis rubra pilaris — Stachelflechte …
72Pityriasis versicolor — Kleienpilzflechte; Kleieflechte …
73Pityriasis rosea Gibert — Schuppenröschen; Röschenflechte …
74pityriasis amiantacea — see under tinea …
75pityriasis circinata — p. rotunda …
76pityriasis lichenoides acuta — p. lichenoides et varioliformis acuta …
77pityriasis linguae — benign migratory glossitis …
78pityriasis maculata — p. alba …
79pityriasis nigra — tinea nigra …
80pityriasis rotunda — a form of acquired ichthyosis manifested by round, brown, scaly, sharply demarcated patches on the trunk and limbs. The etiology is unknown; some cases may be hereditary, and sometimes it worsens in winter and improves in summer …