TEN mimics: Classification and practical approach to toxic epidermal necrolysis-like dermatoses

Area of Science:

• Dermatology
• Internal Medicine

Background:

• Toxic epidermal necrolysis (TEN) is a rare but life-threatening dermatologic emergency.
• Numerous dermatoses can mimic the clinical presentation of TEN, posing significant diagnostic challenges.

Purpose of the Study:

• To classify and describe the spectrum of TEN-mimics.
• To highlight key clinical and laboratory features for differentiating TEN from its mimics.

Main Methods:

• Literature review and synthesis of existing data on TEN and TEN-mimics.
• Classification of TEN-mimicking dermatoses based on clinical and etiological factors.

Main Results:

• TEN-mimics represent a diverse group of dermatological conditions.
• Distinct clinical signs, symptoms, and laboratory findings can aid in distinguishing TEN from mimic eruptions.

Conclusions:

• Accurate differentiation of TEN from TEN-mimics is crucial for appropriate patient management and treatment.
• Understanding the landscape of TEN-mimics improves diagnostic accuracy in critical dermatologic presentations.