[Acquired erythroderma in adults].

Area of Science:

• Dermatology
• Internal Medicine

Context:

• Erythroderma is a critical dermatological condition impacting over 80% of the body surface area.
• Characterized by persistent erythema and scaling, it presents a significant clinical challenge.
• Multiple etiologies exist, commonly categorized under the PALM acronym: psoriasis, atopic dermatitis, lymphoproliferative disorders, and medications.

Purpose:

• To delineate the prevalent causes of acquired erythroderma in adult populations.
• To outline a systematic diagnostic approach for erythroderma.
• To discuss general treatment management principles, emphasizing etiology-dependent strategies.

Summary:

• Erythroderma is defined by widespread erythema and scaling affecting >80% of the body surface.
• Common causes include psoriasis, atopic dermatitis, lymphoproliferative disorders, and medications (PALM).
• Despite varied origins, clinical presentation is often similar, necessitating a thorough diagnostic workup and etiology-specific treatment.

Impact:

• Provides a comprehensive overview of erythroderma for clinicians.
• Aids in the differential diagnosis and management of this complex dermatological syndrome.
• Highlights the importance of identifying the underlying cause for effective treatment of erythroderma.