Parapsoriasi (Parapsoriasis) indica un gruppo di disturbi cutanei caratterizzati principalmente dalla loro somiglianza con la psoriasi (lesioni rosse e squamose). La parapsoriasi è una rara dermatosi linfoproliferativa cutanea che si manifesta soprattutto negli adulti di mezza età, due terzi dei quali sono maschi.
Il cancro della pelle può svilupparsi a partire dalla parapsoriasi (parapsoriasis). Ad esempio, può evolvere in linfoma cutaneo a cellule T.
○ Diagnosi e trattamento Esami del sangue per escludere la sifilide Biopsia per escludere linfomi cutanei
Parapsoriasis refers to one of a group of skin disorders that are characterized primarily by their resemblance to psoriasis (red, scaly lesions), rather than by their underlying cause.
Parapsoriasis is an uncommon inflammatory skin disease characterized by chronic patches that may be resistant to therapy. It was primarily introduced and classified 120 years ago, and the original classification incorporated parapsoriasis and pityriasis lichenoides under the umbrella term parapsoriasis. After a major change in classification, parapsoriasis now exclusively refers to small plaque parapsoriasis (SPP) and large plaque parapsoriasis (LPP). However, debates still frequently occur regarding various nomenclatures and classifications used by different authors. Moreover, parapsoriasis may progress to overt cutaneous lymphoma, most commonly mycosis fungoides (MF), and it is very difficult to distinguish these two conditions despite modern histologic and molecular testing techniques.
Parapsoriasis, presented as an early stage of cutaneous T-cell lymphoma, is mostly treated with psoralen and ultraviolet A (PUVA) therapy and narrowband ultraviolet B (NB-UVB) phototherapy.
Il cancro della pelle può svilupparsi a partire dalla parapsoriasi (parapsoriasis). Ad esempio, può evolvere in linfoma cutaneo a cellule T.
○ Diagnosi e trattamento
Esami del sangue per escludere la sifilide
Biopsia per escludere linfomi cutanei