Post-Inflammatory Erythema (PIE): Treating After-Acne Red Spots
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Pink, red, or purple post-acne lesions are technically called post-inflammatory (or post-acne) erythema — aka PIE. With the help of Sandra Lee, MD (aka Dr. Pimple Popper), we explain what causes PIE, how it's different from hyperpigmentation (PIH), and what you can do to treat and prevent post-inflammatory erythema.
The name might not be familiar — but those frustrating pink spots that appear post-acne probably are. Here's what do.
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Post-Inflammatory Erythema (PIE): Treating After-Acne Red Spots
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What is post inflammatory erythema (PIE) and how is it treated
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Red scars or Post inflammatory erythema
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Post-Inflammatory Erythema: How to Treat Acne Red Spots
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Easy as PIE (Postinflammatory Erythema). - Abstract - Europe PMC
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Differentiate between two types of acne marks in skincare: PIH & PIE
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